Home / 3,649,538.66-5,036,332.82-2,101,103.78

Finding the Fourth Proportional to 3,649,538.66, 5,036,332.82 and 2,101,103.78

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Solution

The fourth proportional to 3,649,538.66, 5,036,332.82 and 2,101,103.78 is: 2,899,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,538.66 : 5,036,332.82 = 2,101,103.78 : x
  2. Step 2: Convert to fraction form
    3,649,538.66/5,036,332.82 = 2,101,103.78/x
  3. Step 3: Cross multiply
    3,649,538.66x = 5,036,332.82 × 2,101,103.78
  4. Step 4: Simplify right side
    3,649,538.66x = 10,581,857,925,440.06
  5. Step 5: Solve for x
    x = 10,581,857,925,440.06/3,649,538.66
  6. Step 6: Final answer
    x = 2,899,505.64

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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.