Home / 5,180,585.55-7,770,897.15-1,586,337.92

Finding the Fourth Proportional to 5,180,585.55, 7,770,897.15 and 1,586,337.92

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Solution

The fourth proportional to 5,180,585.55, 7,770,897.15 and 1,586,337.92 is: 2,379,512.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,585.55 : 7,770,897.15 = 1,586,337.92 : x
  2. Step 2: Convert to fraction form
    5,180,585.55/7,770,897.15 = 1,586,337.92/x
  3. Step 3: Cross multiply
    5,180,585.55x = 7,770,897.15 × 1,586,337.92
  4. Step 4: Simplify right side
    5,180,585.55x = 12,327,268,814,725.69
  5. Step 5: Solve for x
    x = 12,327,268,814,725.69/5,180,585.55
  6. Step 6: Final answer
    x = 2,379,512.64

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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.