Home / 3,428,446.72-5,142,834.10-2,828,295.04

Finding the Fourth Proportional to 3,428,446.72, 5,142,834.10 and 2,828,295.04

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Solution

The fourth proportional to 3,428,446.72, 5,142,834.10 and 2,828,295.04 is: 4,242,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,446.72 : 5,142,834.10 = 2,828,295.04 : x
  2. Step 2: Convert to fraction form
    3,428,446.72/5,142,834.10 = 2,828,295.04/x
  3. Step 3: Cross multiply
    3,428,446.72x = 5,142,834.10 × 2,828,295.04
  4. Step 4: Simplify right side
    3,428,446.72x = 14,545,452,176,572.86
  5. Step 5: Solve for x
    x = 14,545,452,176,572.86/3,428,446.72
  6. Step 6: Final answer
    x = 4,242,577.87

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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.