Home / 4,991,447.57-7,487,171.35-1,625,654.57

Finding the Fourth Proportional to 4,991,447.57, 7,487,171.35 and 1,625,654.57

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Solution

The fourth proportional to 4,991,447.57, 7,487,171.35 and 1,625,654.57 is: 2,438,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,447.57 : 7,487,171.35 = 1,625,654.57 : x
  2. Step 2: Convert to fraction form
    4,991,447.57/7,487,171.35 = 1,625,654.57/x
  3. Step 3: Cross multiply
    4,991,447.57x = 7,487,171.35 × 1,625,654.57
  4. Step 4: Simplify right side
    4,991,447.57x = 12,171,554,280,000.58
  5. Step 5: Solve for x
    x = 12,171,554,280,000.58/4,991,447.57
  6. Step 6: Final answer
    x = 2,438,481.85

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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.