Home / 3,137,470.20-4,708,196.04-1,340,367.12

Finding the Fourth Proportional to 3,137,470.20, 4,708,196.04 and 1,340,367.12

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Solution

The fourth proportional to 3,137,470.20, 4,708,196.04 and 1,340,367.12 is: 2,011,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,470.20 : 4,708,196.04 = 1,340,367.12 : x
  2. Step 2: Convert to fraction form
    3,137,470.20/4,708,196.04 = 1,340,367.12/x
  3. Step 3: Cross multiply
    3,137,470.20x = 4,708,196.04 × 1,340,367.12
  4. Step 4: Simplify right side
    3,137,470.20x = 6,310,711,166,530.21
  5. Step 5: Solve for x
    x = 6,310,711,166,530.21/3,137,470.20
  6. Step 6: Final answer
    x = 2,011,401.15

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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.