Home / 1,217,535.94-1,680,875.31-734,223.52

Finding the Fourth Proportional to 1,217,535.94, 1,680,875.31 and 734,223.52

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Solution

The fourth proportional to 1,217,535.94, 1,680,875.31 and 734,223.52 is: 1,013,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,535.94 : 1,680,875.31 = 734,223.52 : x
  2. Step 2: Convert to fraction form
    1,217,535.94/1,680,875.31 = 734,223.52/x
  3. Step 3: Cross multiply
    1,217,535.94x = 1,680,875.31 × 734,223.52
  4. Step 4: Simplify right side
    1,217,535.94x = 1,234,138,186,789.29
  5. Step 5: Solve for x
    x = 1,234,138,186,789.29/1,217,535.94
  6. Step 6: Final answer
    x = 1,013,635.94

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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.