Home / 3,388,883.76-5,082,248.88-1,113,883.20

Finding the Fourth Proportional to 3,388,883.76, 5,082,248.88 and 1,113,883.20

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Solution

The fourth proportional to 3,388,883.76, 5,082,248.88 and 1,113,883.20 is: 1,670,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,883.76 : 5,082,248.88 = 1,113,883.20 : x
  2. Step 2: Convert to fraction form
    3,388,883.76/5,082,248.88 = 1,113,883.20/x
  3. Step 3: Cross multiply
    3,388,883.76x = 5,082,248.88 × 1,113,883.20
  4. Step 4: Simplify right side
    3,388,883.76x = 5,661,031,645,650.82
  5. Step 5: Solve for x
    x = 5,661,031,645,650.82/3,388,883.76
  6. Step 6: Final answer
    x = 1,670,470.88

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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.