Home / 3,155,213.24-4,731,135.96-1,637,367.86

Finding the Fourth Proportional to 3,155,213.24, 4,731,135.96 and 1,637,367.86

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Solution

The fourth proportional to 3,155,213.24, 4,731,135.96 and 1,637,367.86 is: 2,455,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,213.24 : 4,731,135.96 = 1,637,367.86 : x
  2. Step 2: Convert to fraction form
    3,155,213.24/4,731,135.96 = 1,637,367.86/x
  3. Step 3: Cross multiply
    3,155,213.24x = 4,731,135.96 × 1,637,367.86
  4. Step 4: Simplify right side
    3,155,213.24x = 7,746,609,962,194.25
  5. Step 5: Solve for x
    x = 7,746,609,962,194.25/3,155,213.24
  6. Step 6: Final answer
    x = 2,455,177.95

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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.