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Finding the Fourth Proportional to 4,332,459.88, 5,978,857.62 and 2,495,904.76

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Solution

The fourth proportional to 4,332,459.88, 5,978,857.62 and 2,495,904.76 is: 3,444,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,332,459.88 : 5,978,857.62 = 2,495,904.76 : x
  2. Step 2: Convert to fraction form
    4,332,459.88/5,978,857.62 = 2,495,904.76/x
  3. Step 3: Cross multiply
    4,332,459.88x = 5,978,857.62 × 2,495,904.76
  4. Step 4: Simplify right side
    4,332,459.88x = 14,922,659,193,120.27
  5. Step 5: Solve for x
    x = 14,922,659,193,120.27/4,332,459.88
  6. Step 6: Final answer
    x = 3,444,384.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.