Home / 1,332,001.04-1,838,167.40-728,388.24

Finding the Fourth Proportional to 1,332,001.04, 1,838,167.40 and 728,388.24

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Solution

The fourth proportional to 1,332,001.04, 1,838,167.40 and 728,388.24 is: 1,005,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,001.04 : 1,838,167.40 = 728,388.24 : x
  2. Step 2: Convert to fraction form
    1,332,001.04/1,838,167.40 = 728,388.24/x
  3. Step 3: Cross multiply
    1,332,001.04x = 1,838,167.40 × 728,388.24
  4. Step 4: Simplify right side
    1,332,001.04x = 1,338,899,517,311.38
  5. Step 5: Solve for x
    x = 1,338,899,517,311.38/1,332,001.04
  6. Step 6: Final answer
    x = 1,005,179.03

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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.