Home / 1,096,863.75-1,645,300.89-287,246.61

Finding the Fourth Proportional to 1,096,863.75, 1,645,300.89 and 287,246.61

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Solution

The fourth proportional to 1,096,863.75, 1,645,300.89 and 287,246.61 is: 430,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,863.75 : 1,645,300.89 = 287,246.61 : x
  2. Step 2: Convert to fraction form
    1,096,863.75/1,645,300.89 = 287,246.61/x
  3. Step 3: Cross multiply
    1,096,863.75x = 1,645,300.89 × 287,246.61
  4. Step 4: Simplify right side
    1,096,863.75x = 472,607,103,082.48
  5. Step 5: Solve for x
    x = 472,607,103,082.48/1,096,863.75
  6. Step 6: Final answer
    x = 430,871.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.