Home / 1,087,227.27-1,501,124.23-679,512.38

Finding the Fourth Proportional to 1,087,227.27, 1,501,124.23 and 679,512.38

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Solution

The fourth proportional to 1,087,227.27, 1,501,124.23 and 679,512.38 is: 938,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,227.27 : 1,501,124.23 = 679,512.38 : x
  2. Step 2: Convert to fraction form
    1,087,227.27/1,501,124.23 = 679,512.38/x
  3. Step 3: Cross multiply
    1,087,227.27x = 1,501,124.23 × 679,512.38
  4. Step 4: Simplify right side
    1,087,227.27x = 1,020,032,491,546.74
  5. Step 5: Solve for x
    x = 1,020,032,491,546.74/1,087,227.27
  6. Step 6: Final answer
    x = 938,196.20

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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.