Home / 1,498,781.32-2,246,179.01-1,298,162.35

Finding the Fourth Proportional to 1,498,781.32, 2,246,179.01 and 1,298,162.35

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Solution

The fourth proportional to 1,498,781.32, 2,246,179.01 and 1,298,162.35 is: 1,945,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,781.32 : 2,246,179.01 = 1,298,162.35 : x
  2. Step 2: Convert to fraction form
    1,498,781.32/2,246,179.01 = 1,298,162.35/x
  3. Step 3: Cross multiply
    1,498,781.32x = 2,246,179.01 × 1,298,162.35
  4. Step 4: Simplify right side
    1,498,781.32x = 2,915,905,005,824.43
  5. Step 5: Solve for x
    x = 2,915,905,005,824.43/1,498,781.32
  6. Step 6: Final answer
    x = 1,945,517.31

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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.