Home / 3,155,957.50-4,723,505.60-2,872,359.90

Finding the Fourth Proportional to 3,155,957.50, 4,723,505.60 and 2,872,359.90

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Solution

The fourth proportional to 3,155,957.50, 4,723,505.60 and 2,872,359.90 is: 4,299,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,957.50 : 4,723,505.60 = 2,872,359.90 : x
  2. Step 2: Convert to fraction form
    3,155,957.50/4,723,505.60 = 2,872,359.90/x
  3. Step 3: Cross multiply
    3,155,957.50x = 4,723,505.60 × 2,872,359.90
  4. Step 4: Simplify right side
    3,155,957.50x = 13,567,608,080,046.34
  5. Step 5: Solve for x
    x = 13,567,608,080,046.34/3,155,957.50
  6. Step 6: Final answer
    x = 4,299,046.51

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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.