Home / 5,220,704.52-7,203,942.90-2,897,585.64

Finding the Fourth Proportional to 5,220,704.52, 7,203,942.90 and 2,897,585.64

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Solution

The fourth proportional to 5,220,704.52, 7,203,942.90 and 2,897,585.64 is: 3,998,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,704.52 : 7,203,942.90 = 2,897,585.64 : x
  2. Step 2: Convert to fraction form
    5,220,704.52/7,203,942.90 = 2,897,585.64/x
  3. Step 3: Cross multiply
    5,220,704.52x = 7,203,942.90 × 2,897,585.64
  4. Step 4: Simplify right side
    5,220,704.52x = 20,874,041,498,419.96
  5. Step 5: Solve for x
    x = 20,874,041,498,419.96/5,220,704.52
  6. Step 6: Final answer
    x = 3,998,318.89

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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.