Home / 1,242,920.04-1,714,972.14-726,573.66

Finding the Fourth Proportional to 1,242,920.04, 1,714,972.14 and 726,573.66

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Solution

The fourth proportional to 1,242,920.04, 1,714,972.14 and 726,573.66 is: 1,002,521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,920.04 : 1,714,972.14 = 726,573.66 : x
  2. Step 2: Convert to fraction form
    1,242,920.04/1,714,972.14 = 726,573.66/x
  3. Step 3: Cross multiply
    1,242,920.04x = 1,714,972.14 × 726,573.66
  4. Step 4: Simplify right side
    1,242,920.04x = 1,246,053,584,557.83
  5. Step 5: Solve for x
    x = 1,246,053,584,557.83/1,242,920.04
  6. Step 6: Final answer
    x = 1,002,521.12

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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.