Home / 3,980,521.98-5,491,798.83-3,244,210.11

Finding the Fourth Proportional to 3,980,521.98, 5,491,798.83 and 3,244,210.11

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Solution

The fourth proportional to 3,980,521.98, 5,491,798.83 and 3,244,210.11 is: 4,475,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,521.98 : 5,491,798.83 = 3,244,210.11 : x
  2. Step 2: Convert to fraction form
    3,980,521.98/5,491,798.83 = 3,244,210.11/x
  3. Step 3: Cross multiply
    3,980,521.98x = 5,491,798.83 × 3,244,210.11
  4. Step 4: Simplify right side
    3,980,521.98x = 17,816,549,286,372.17
  5. Step 5: Solve for x
    x = 17,816,549,286,372.17/3,980,521.98
  6. Step 6: Final answer
    x = 4,475,932.90

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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.