Home / 1,306,333.38-1,802,678.72-725,594.16

Finding the Fourth Proportional to 1,306,333.38, 1,802,678.72 and 725,594.16

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Solution

The fourth proportional to 1,306,333.38, 1,802,678.72 and 725,594.16 is: 1,001,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,333.38 : 1,802,678.72 = 725,594.16 : x
  2. Step 2: Convert to fraction form
    1,306,333.38/1,802,678.72 = 725,594.16/x
  3. Step 3: Cross multiply
    1,306,333.38x = 1,802,678.72 × 725,594.16
  4. Step 4: Simplify right side
    1,306,333.38x = 1,308,013,151,588.28
  5. Step 5: Solve for x
    x = 1,308,013,151,588.28/1,306,333.38
  6. Step 6: Final answer
    x = 1,001,285.87

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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.