Home / 1,431,540.14-2,147,254.16-484,910.86

Finding the Fourth Proportional to 1,431,540.14, 2,147,254.16 and 484,910.86

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Solution

The fourth proportional to 1,431,540.14, 2,147,254.16 and 484,910.86 is: 727,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,540.14 : 2,147,254.16 = 484,910.86 : x
  2. Step 2: Convert to fraction form
    1,431,540.14/2,147,254.16 = 484,910.86/x
  3. Step 3: Cross multiply
    1,431,540.14x = 2,147,254.16 × 484,910.86
  4. Step 4: Simplify right side
    1,431,540.14x = 1,041,226,850,627.91
  5. Step 5: Solve for x
    x = 1,041,226,850,627.91/1,431,540.14
  6. Step 6: Final answer
    x = 727,347.30

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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.