Home / 2,381,000.12-3,284,854.10-1,348,270.78

Finding the Fourth Proportional to 2,381,000.12, 3,284,854.10 and 1,348,270.78

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Solution

The fourth proportional to 2,381,000.12, 3,284,854.10 and 1,348,270.78 is: 1,860,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,000.12 : 3,284,854.10 = 1,348,270.78 : x
  2. Step 2: Convert to fraction form
    2,381,000.12/3,284,854.10 = 1,348,270.78/x
  3. Step 3: Cross multiply
    2,381,000.12x = 3,284,854.10 × 1,348,270.78
  4. Step 4: Simplify right side
    2,381,000.12x = 4,428,872,799,593.20
  5. Step 5: Solve for x
    x = 4,428,872,799,593.20/2,381,000.12
  6. Step 6: Final answer
    x = 1,860,089.28

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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.