Home / 1,146,144.44-1,581,614.96-687,029.24

Finding the Fourth Proportional to 1,146,144.44, 1,581,614.96 and 687,029.24

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Solution

The fourth proportional to 1,146,144.44, 1,581,614.96 and 687,029.24 is: 948,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,144.44 : 1,581,614.96 = 687,029.24 : x
  2. Step 2: Convert to fraction form
    1,146,144.44/1,581,614.96 = 687,029.24/x
  3. Step 3: Cross multiply
    1,146,144.44x = 1,581,614.96 × 687,029.24
  4. Step 4: Simplify right side
    1,146,144.44x = 1,086,615,712,598.21
  5. Step 5: Solve for x
    x = 1,086,615,712,598.21/1,146,144.44
  6. Step 6: Final answer
    x = 948,061.76

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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.