Home / 3,642,977.50-5,464,728.69-1,399,115.50

Finding the Fourth Proportional to 3,642,977.50, 5,464,728.69 and 1,399,115.50

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Solution

The fourth proportional to 3,642,977.50, 5,464,728.69 and 1,399,115.50 is: 2,098,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,977.50 : 5,464,728.69 = 1,399,115.50 : x
  2. Step 2: Convert to fraction form
    3,642,977.50/5,464,728.69 = 1,399,115.50/x
  3. Step 3: Cross multiply
    3,642,977.50x = 5,464,728.69 × 1,399,115.50
  4. Step 4: Simplify right side
    3,642,977.50x = 7,645,786,613,473.70
  5. Step 5: Solve for x
    x = 7,645,786,613,473.70/3,642,977.50
  6. Step 6: Final answer
    x = 2,098,774.04

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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.