Home / 1,306,511.72-1,802,925.24-725,772.52

Finding the Fourth Proportional to 1,306,511.72, 1,802,925.24 and 725,772.52

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Solution

The fourth proportional to 1,306,511.72, 1,802,925.24 and 725,772.52 is: 1,001,532.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,511.72 : 1,802,925.24 = 725,772.52 : x
  2. Step 2: Convert to fraction form
    1,306,511.72/1,802,925.24 = 725,772.52/x
  3. Step 3: Cross multiply
    1,306,511.72x = 1,802,925.24 × 725,772.52
  4. Step 4: Simplify right side
    1,306,511.72x = 1,308,513,594,806.40
  5. Step 5: Solve for x
    x = 1,308,513,594,806.40/1,306,511.72
  6. Step 6: Final answer
    x = 1,001,532.23

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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.