Home / 3,127,839.30-4,695,258.15-2,421,000.90

Finding the Fourth Proportional to 3,127,839.30, 4,695,258.15 and 2,421,000.90

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Solution

The fourth proportional to 3,127,839.30, 4,695,258.15 and 2,421,000.90 is: 3,634,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,839.30 : 4,695,258.15 = 2,421,000.90 : x
  2. Step 2: Convert to fraction form
    3,127,839.30/4,695,258.15 = 2,421,000.90/x
  3. Step 3: Cross multiply
    3,127,839.30x = 4,695,258.15 × 2,421,000.90
  4. Step 4: Simplify right side
    3,127,839.30x = 11,367,224,206,882.34
  5. Step 5: Solve for x
    x = 11,367,224,206,882.34/3,127,839.30
  6. Step 6: Final answer
    x = 3,634,209.79

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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.