Home / 1,243,584.90-1,861,515.96-673,550.22

Finding the Fourth Proportional to 1,243,584.90, 1,861,515.96 and 673,550.22

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Solution

The fourth proportional to 1,243,584.90, 1,861,515.96 and 673,550.22 is: 1,008,233.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,584.90 : 1,861,515.96 = 673,550.22 : x
  2. Step 2: Convert to fraction form
    1,243,584.90/1,861,515.96 = 673,550.22/x
  3. Step 3: Cross multiply
    1,243,584.90x = 1,861,515.96 × 673,550.22
  4. Step 4: Simplify right side
    1,243,584.90x = 1,253,824,484,391.51
  5. Step 5: Solve for x
    x = 1,253,824,484,391.51/1,243,584.90
  6. Step 6: Final answer
    x = 1,008,233.92

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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.