Home / 1,612,039.72-2,224,614.90-886,871.92

Finding the Fourth Proportional to 1,612,039.72, 2,224,614.90 and 886,871.92

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Solution

The fourth proportional to 1,612,039.72, 2,224,614.90 and 886,871.92 is: 1,223,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,039.72 : 2,224,614.90 = 886,871.92 : x
  2. Step 2: Convert to fraction form
    1,612,039.72/2,224,614.90 = 886,871.92/x
  3. Step 3: Cross multiply
    1,612,039.72x = 2,224,614.90 × 886,871.92
  4. Step 4: Simplify right side
    1,612,039.72x = 1,972,948,487,623.61
  5. Step 5: Solve for x
    x = 1,972,948,487,623.61/1,612,039.72
  6. Step 6: Final answer
    x = 1,223,883.30

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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.