Home / 1,165,521.90-1,608,469.82-649,275.16

Finding the Fourth Proportional to 1,165,521.90, 1,608,469.82 and 649,275.16

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Solution

The fourth proportional to 1,165,521.90, 1,608,469.82 and 649,275.16 is: 896,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,521.90 : 1,608,469.82 = 649,275.16 : x
  2. Step 2: Convert to fraction form
    1,165,521.90/1,608,469.82 = 649,275.16/x
  3. Step 3: Cross multiply
    1,165,521.90x = 1,608,469.82 × 649,275.16
  4. Step 4: Simplify right side
    1,165,521.90x = 1,044,339,499,735.67
  5. Step 5: Solve for x
    x = 1,044,339,499,735.67/1,165,521.90
  6. Step 6: Final answer
    x = 896,027.35

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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.