Home / 828,938-1,238,271.75

Finding the Third Proportional to 828,938 and 1,238,271.75

Calculator

Solution

The third proportional to 828,938 and 1,238,271.75 is: 1,849,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,938 : 1,238,271.75 = 1,238,271.75 : x
  2. Step 2: Convert to fraction form
    828,938/1,238,271.75 = 1,238,271.75/x
  3. Step 3: Cross multiply
    828,938x = 1,238,271.75 × 1,238,271.75
  4. Step 4: Simplify right side
    828,938x = 1,533,316,926,848.06
  5. Step 5: Solve for x
    x = 1,533,316,926,848.06/828,938
  6. Step 6: Final answer
    x = 1,849,736.56

Related Problems

Find third proportional to 414,469 and 619,135.88
Half scale
Find third proportional to 1,657,876 and 2,476,543.50
Double scale
Find third proportional to 828,940 and 1,238,275
Similar ratio
Find third proportional to 1,243,407 and 1,857,407.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.