Home / 5,346,287.52-7,377,868.80-2,898,894.12

Finding the Fourth Proportional to 5,346,287.52, 7,377,868.80 and 2,898,894.12

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Solution

The fourth proportional to 5,346,287.52, 7,377,868.80 and 2,898,894.12 is: 4,000,469.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,287.52 : 7,377,868.80 = 2,898,894.12 : x
  2. Step 2: Convert to fraction form
    5,346,287.52/7,377,868.80 = 2,898,894.12/x
  3. Step 3: Cross multiply
    5,346,287.52x = 7,377,868.80 × 2,898,894.12
  4. Step 4: Simplify right side
    5,346,287.52x = 21,387,660,482,451.46
  5. Step 5: Solve for x
    x = 21,387,660,482,451.46/5,346,287.52
  6. Step 6: Final answer
    x = 4,000,469.56

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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.