Home / 3,676,960.80-5,074,192.08-2,148,765.12

Finding the Fourth Proportional to 3,676,960.80, 5,074,192.08 and 2,148,765.12

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Solution

The fourth proportional to 3,676,960.80, 5,074,192.08 and 2,148,765.12 is: 2,965,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,960.80 : 5,074,192.08 = 2,148,765.12 : x
  2. Step 2: Convert to fraction form
    3,676,960.80/5,074,192.08 = 2,148,765.12/x
  3. Step 3: Cross multiply
    3,676,960.80x = 5,074,192.08 × 2,148,765.12
  4. Step 4: Simplify right side
    3,676,960.80x = 10,903,246,953,684.25
  5. Step 5: Solve for x
    x = 10,903,246,953,684.25/3,676,960.80
  6. Step 6: Final answer
    x = 2,965,287.79

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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.