Home / 3,516,793.39-5,274,451.95-991,858.15

Finding the Fourth Proportional to 3,516,793.39, 5,274,451.95 and 991,858.15

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Solution

The fourth proportional to 3,516,793.39, 5,274,451.95 and 991,858.15 is: 1,487,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,793.39 : 5,274,451.95 = 991,858.15 : x
  2. Step 2: Convert to fraction form
    3,516,793.39/5,274,451.95 = 991,858.15/x
  3. Step 3: Cross multiply
    3,516,793.39x = 5,274,451.95 × 991,858.15
  4. Step 4: Simplify right side
    3,516,793.39x = 5,231,508,153,390.89
  5. Step 5: Solve for x
    x = 5,231,508,153,390.89/3,516,793.39
  6. Step 6: Final answer
    x = 1,487,579.05

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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.