Home / 1,195,120.53-1,649,127.33-729,740.34

Finding the Fourth Proportional to 1,195,120.53, 1,649,127.33 and 729,740.34

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Solution

The fourth proportional to 1,195,120.53, 1,649,127.33 and 729,740.34 is: 1,006,956.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,120.53 : 1,649,127.33 = 729,740.34 : x
  2. Step 2: Convert to fraction form
    1,195,120.53/1,649,127.33 = 729,740.34/x
  3. Step 3: Cross multiply
    1,195,120.53x = 1,649,127.33 × 729,740.34
  4. Step 4: Simplify right side
    1,195,120.53x = 1,203,434,738,497.49
  5. Step 5: Solve for x
    x = 1,203,434,738,497.49/1,195,120.53
  6. Step 6: Final answer
    x = 1,006,956.79

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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.