Home / 1,243,585.90-1,861,517.46-673,551.22

Finding the Fourth Proportional to 1,243,585.90, 1,861,517.46 and 673,551.22

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Solution

The fourth proportional to 1,243,585.90, 1,861,517.46 and 673,551.22 is: 1,008,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,585.90 : 1,861,517.46 = 673,551.22 : x
  2. Step 2: Convert to fraction form
    1,243,585.90/1,861,517.46 = 673,551.22/x
  3. Step 3: Cross multiply
    1,243,585.90x = 1,861,517.46 × 673,551.22
  4. Step 4: Simplify right side
    1,243,585.90x = 1,253,827,356,234.30
  5. Step 5: Solve for x
    x = 1,253,827,356,234.30/1,243,585.90
  6. Step 6: Final answer
    x = 1,008,235.42

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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.