Home / 927,702.91-1,389,956.73-725,220.25

Finding the Fourth Proportional to 927,702.91, 1,389,956.73 and 725,220.25

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Solution

The fourth proportional to 927,702.91, 1,389,956.73 and 725,220.25 is: 1,086,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,702.91 : 1,389,956.73 = 725,220.25 : x
  2. Step 2: Convert to fraction form
    927,702.91/1,389,956.73 = 725,220.25/x
  3. Step 3: Cross multiply
    927,702.91x = 1,389,956.73 × 725,220.25
  4. Step 4: Simplify right side
    927,702.91x = 1,008,024,767,219.78
  5. Step 5: Solve for x
    x = 1,008,024,767,219.78/927,702.91
  6. Step 6: Final answer
    x = 1,086,581.44

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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.