Home / 5,126,685.20-7,690,465.20-1,340,162

Finding the Fourth Proportional to 5,126,685.20, 7,690,465.20 and 1,340,162

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Solution

The fourth proportional to 5,126,685.20, 7,690,465.20 and 1,340,162 is: 2,010,357.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,685.20 : 7,690,465.20 = 1,340,162 : x
  2. Step 2: Convert to fraction form
    5,126,685.20/7,690,465.20 = 1,340,162/x
  3. Step 3: Cross multiply
    5,126,685.20x = 7,690,465.20 × 1,340,162
  4. Step 4: Simplify right side
    5,126,685.20x = 10,306,469,223,362.40
  5. Step 5: Solve for x
    x = 10,306,469,223,362.40/5,126,685.20
  6. Step 6: Final answer
    x = 2,010,357.34

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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.