Home / 1,195,192.78-1,649,318.04-651,316.97

Finding the Fourth Proportional to 1,195,192.78, 1,649,318.04 and 651,316.97

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Solution

The fourth proportional to 1,195,192.78, 1,649,318.04 and 651,316.97 is: 898,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,192.78 : 1,649,318.04 = 651,316.97 : x
  2. Step 2: Convert to fraction form
    1,195,192.78/1,649,318.04 = 651,316.97/x
  3. Step 3: Cross multiply
    1,195,192.78x = 1,649,318.04 × 651,316.97
  4. Step 4: Simplify right side
    1,195,192.78x = 1,074,228,832,502.43
  5. Step 5: Solve for x
    x = 1,074,228,832,502.43/1,195,192.78
  6. Step 6: Final answer
    x = 898,791.27

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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.