Home / 1,615,377.20-2,229,229.31-926,994.25

Finding the Fourth Proportional to 1,615,377.20, 2,229,229.31 and 926,994.25

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Solution

The fourth proportional to 1,615,377.20, 2,229,229.31 and 926,994.25 is: 1,279,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,377.20 : 2,229,229.31 = 926,994.25 : x
  2. Step 2: Convert to fraction form
    1,615,377.20/2,229,229.31 = 926,994.25/x
  3. Step 3: Cross multiply
    1,615,377.20x = 2,229,229.31 × 926,994.25
  4. Step 4: Simplify right side
    1,615,377.20x = 2,066,482,752,301.47
  5. Step 5: Solve for x
    x = 2,066,482,752,301.47/1,615,377.20
  6. Step 6: Final answer
    x = 1,279,257.10

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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.