Home / 3,438,260.55-5,157,562.13-1,308,509.73

Finding the Fourth Proportional to 3,438,260.55, 5,157,562.13 and 1,308,509.73

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Solution

The fourth proportional to 3,438,260.55, 5,157,562.13 and 1,308,509.73 is: 1,962,829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,260.55 : 5,157,562.13 = 1,308,509.73 : x
  2. Step 2: Convert to fraction form
    3,438,260.55/5,157,562.13 = 1,308,509.73/x
  3. Step 3: Cross multiply
    3,438,260.55x = 5,157,562.13 × 1,308,509.73
  4. Step 4: Simplify right side
    3,438,260.55x = 6,748,720,223,641.98
  5. Step 5: Solve for x
    x = 6,748,720,223,641.98/3,438,260.55
  6. Step 6: Final answer
    x = 1,962,829.79

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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.