Home / 1,502,970.39-2,253,974.45-491,818.23

Finding the Fourth Proportional to 1,502,970.39, 2,253,974.45 and 491,818.23

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Solution

The fourth proportional to 1,502,970.39, 2,253,974.45 and 491,818.23 is: 737,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,970.39 : 2,253,974.45 = 491,818.23 : x
  2. Step 2: Convert to fraction form
    1,502,970.39/2,253,974.45 = 491,818.23/x
  3. Step 3: Cross multiply
    1,502,970.39x = 2,253,974.45 × 491,818.23
  4. Step 4: Simplify right side
    1,502,970.39x = 1,108,545,722,005.13
  5. Step 5: Solve for x
    x = 1,108,545,722,005.13/1,502,970.39
  6. Step 6: Final answer
    x = 737,569.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.