Home / 1,195,404.22-1,649,658.44-679,159.01

Finding the Fourth Proportional to 1,195,404.22, 1,649,658.44 and 679,159.01

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Solution

The fourth proportional to 1,195,404.22, 1,649,658.44 and 679,159.01 is: 937,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,404.22 : 1,649,658.44 = 679,159.01 : x
  2. Step 2: Convert to fraction form
    1,195,404.22/1,649,658.44 = 679,159.01/x
  3. Step 3: Cross multiply
    1,195,404.22x = 1,649,658.44 × 679,159.01
  4. Step 4: Simplify right side
    1,195,404.22x = 1,120,380,392,948.54
  5. Step 5: Solve for x
    x = 1,120,380,392,948.54/1,195,404.22
  6. Step 6: Final answer
    x = 937,239.78

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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.