Home / 2,103,387.20-3,156,182.40-966,492.80

Finding the Fourth Proportional to 2,103,387.20, 3,156,182.40 and 966,492.80

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Solution

The fourth proportional to 2,103,387.20, 3,156,182.40 and 966,492.80 is: 1,450,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,387.20 : 3,156,182.40 = 966,492.80 : x
  2. Step 2: Convert to fraction form
    2,103,387.20/3,156,182.40 = 966,492.80/x
  3. Step 3: Cross multiply
    2,103,387.20x = 3,156,182.40 × 966,492.80
  4. Step 4: Simplify right side
    2,103,387.20x = 3,050,427,565,086.72
  5. Step 5: Solve for x
    x = 3,050,427,565,086.72/2,103,387.20
  6. Step 6: Final answer
    x = 1,450,245.38

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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.