Home / 3,438,778.60-5,158,167.90-3,293,165.80

Finding the Fourth Proportional to 3,438,778.60, 5,158,167.90 and 3,293,165.80

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Solution

The fourth proportional to 3,438,778.60, 5,158,167.90 and 3,293,165.80 is: 4,939,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,778.60 : 5,158,167.90 = 3,293,165.80 : x
  2. Step 2: Convert to fraction form
    3,438,778.60/5,158,167.90 = 3,293,165.80/x
  3. Step 3: Cross multiply
    3,438,778.60x = 5,158,167.90 × 3,293,165.80
  4. Step 4: Simplify right side
    3,438,778.60x = 16,986,702,118,937.82
  5. Step 5: Solve for x
    x = 16,986,702,118,937.82/3,438,778.60
  6. Step 6: Final answer
    x = 4,939,748.70

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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.