Home / 4,087,969.22-6,132,902.52-1,392,317.76

Finding the Fourth Proportional to 4,087,969.22, 6,132,902.52 and 1,392,317.76

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Solution

The fourth proportional to 4,087,969.22, 6,132,902.52 and 1,392,317.76 is: 2,088,799.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,969.22 : 6,132,902.52 = 1,392,317.76 : x
  2. Step 2: Convert to fraction form
    4,087,969.22/6,132,902.52 = 1,392,317.76/x
  3. Step 3: Cross multiply
    4,087,969.22x = 6,132,902.52 × 1,392,317.76
  4. Step 4: Simplify right side
    4,087,969.22x = 8,538,949,098,944.76
  5. Step 5: Solve for x
    x = 8,538,949,098,944.76/4,087,969.22
  6. Step 6: Final answer
    x = 2,088,799.76

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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.