Home / 1,767,890.80-2,652,220.20-645,958

Finding the Fourth Proportional to 1,767,890.80, 2,652,220.20 and 645,958

Calculator

Solution

The fourth proportional to 1,767,890.80, 2,652,220.20 and 645,958 is: 969,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,890.80 : 2,652,220.20 = 645,958 : x
  2. Step 2: Convert to fraction form
    1,767,890.80/2,652,220.20 = 645,958/x
  3. Step 3: Cross multiply
    1,767,890.80x = 2,652,220.20 × 645,958
  4. Step 4: Simplify right side
    1,767,890.80x = 1,713,222,855,951.60
  5. Step 5: Solve for x
    x = 1,713,222,855,951.60/1,767,890.80
  6. Step 6: Final answer
    x = 969,077.31

Related Problems

Find fourth proportional to 883,945.40, 1,326,110.10 and 322,979
Half scale
Find fourth proportional to 3,535,781.60, 5,304,440.40 and 1,291,916
Double scale
Find fourth proportional to 1,767,891.80, 2,652,221.70 and 645,959
Similar ratio
Find fourth proportional to 2,651,836.20, 3,978,330.30 and 968,937
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.