Home / 1,034,641.89-1,427,930.11-626,731.75

Finding the Fourth Proportional to 1,034,641.89, 1,427,930.11 and 626,731.75

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Solution

The fourth proportional to 1,034,641.89, 1,427,930.11 and 626,731.75 is: 864,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,641.89 : 1,427,930.11 = 626,731.75 : x
  2. Step 2: Convert to fraction form
    1,034,641.89/1,427,930.11 = 626,731.75/x
  3. Step 3: Cross multiply
    1,034,641.89x = 1,427,930.11 × 626,731.75
  4. Step 4: Simplify right side
    1,034,641.89x = 894,929,135,151.16
  5. Step 5: Solve for x
    x = 894,929,135,151.16/1,034,641.89
  6. Step 6: Final answer
    x = 864,965.11

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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.