Home / 4,307,318.65-6,457,067.40-2,149,003.90

Finding the Fourth Proportional to 4,307,318.65, 6,457,067.40 and 2,149,003.90

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Solution

The fourth proportional to 4,307,318.65, 6,457,067.40 and 2,149,003.90 is: 3,221,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,318.65 : 6,457,067.40 = 2,149,003.90 : x
  2. Step 2: Convert to fraction form
    4,307,318.65/6,457,067.40 = 2,149,003.90/x
  3. Step 3: Cross multiply
    4,307,318.65x = 6,457,067.40 × 2,149,003.90
  4. Step 4: Simplify right side
    4,307,318.65x = 13,876,263,025,162.86
  5. Step 5: Solve for x
    x = 13,876,263,025,162.86/4,307,318.65
  6. Step 6: Final answer
    x = 3,221,554.79

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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.