Home / 3,492,620.76-4,819,809.08-1,964,727.88

Finding the Fourth Proportional to 3,492,620.76, 4,819,809.08 and 1,964,727.88

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Solution

The fourth proportional to 3,492,620.76, 4,819,809.08 and 1,964,727.88 is: 2,711,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,620.76 : 4,819,809.08 = 1,964,727.88 : x
  2. Step 2: Convert to fraction form
    3,492,620.76/4,819,809.08 = 1,964,727.88/x
  3. Step 3: Cross multiply
    3,492,620.76x = 4,819,809.08 × 1,964,727.88
  4. Step 4: Simplify right side
    3,492,620.76x = 9,469,613,275,753.15
  5. Step 5: Solve for x
    x = 9,469,613,275,753.15/3,492,620.76
  6. Step 6: Final answer
    x = 2,711,320.22

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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.