Home / 1,422,563.30-1,963,166-778,024.94

Finding the Fourth Proportional to 1,422,563.30, 1,963,166 and 778,024.94

Calculator

Solution

The fourth proportional to 1,422,563.30, 1,963,166 and 778,024.94 is: 1,073,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,563.30 : 1,963,166 = 778,024.94 : x
  2. Step 2: Convert to fraction form
    1,422,563.30/1,963,166 = 778,024.94/x
  3. Step 3: Cross multiply
    1,422,563.30x = 1,963,166 × 778,024.94
  4. Step 4: Simplify right side
    1,422,563.30x = 1,527,392,109,360.04
  5. Step 5: Solve for x
    x = 1,527,392,109,360.04/1,422,563.30
  6. Step 6: Final answer
    x = 1,073,690.08

Related Problems

Find fourth proportional to 711,281.65, 981,583 and 389,012.47
Half scale
Find fourth proportional to 2,845,126.60, 3,926,332 and 1,556,049.88
Double scale
Find fourth proportional to 1,422,564.30, 1,963,167.38 and 778,025.94
Similar ratio
Find fourth proportional to 2,133,844.95, 2,944,749 and 1,167,037.41
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.