Home / 1,012,403.76-1,397,469.03-582,855.09

Finding the Fourth Proportional to 1,012,403.76, 1,397,469.03 and 582,855.09

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Solution

The fourth proportional to 1,012,403.76, 1,397,469.03 and 582,855.09 is: 804,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,403.76 : 1,397,469.03 = 582,855.09 : x
  2. Step 2: Convert to fraction form
    1,012,403.76/1,397,469.03 = 582,855.09/x
  3. Step 3: Cross multiply
    1,012,403.76x = 1,397,469.03 × 582,855.09
  4. Step 4: Simplify right side
    1,012,403.76x = 814,521,937,252.86
  5. Step 5: Solve for x
    x = 814,521,937,252.86/1,012,403.76
  6. Step 6: Final answer
    x = 804,542.58

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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.