Home / 1,192,180.96-1,645,143.24-682,916.16

Finding the Fourth Proportional to 1,192,180.96, 1,645,143.24 and 682,916.16

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Solution

The fourth proportional to 1,192,180.96, 1,645,143.24 and 682,916.16 is: 942,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,180.96 : 1,645,143.24 = 682,916.16 : x
  2. Step 2: Convert to fraction form
    1,192,180.96/1,645,143.24 = 682,916.16/x
  3. Step 3: Cross multiply
    1,192,180.96x = 1,645,143.24 × 682,916.16
  4. Step 4: Simplify right side
    1,192,180.96x = 1,123,494,904,110.76
  5. Step 5: Solve for x
    x = 1,123,494,904,110.76/1,192,180.96
  6. Step 6: Final answer
    x = 942,386.22

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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.