Home / 1,150,112.88-1,587,166.20-633,885.12

Finding the Fourth Proportional to 1,150,112.88, 1,587,166.20 and 633,885.12

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Solution

The fourth proportional to 1,150,112.88, 1,587,166.20 and 633,885.12 is: 874,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,112.88 : 1,587,166.20 = 633,885.12 : x
  2. Step 2: Convert to fraction form
    1,150,112.88/1,587,166.20 = 633,885.12/x
  3. Step 3: Cross multiply
    1,150,112.88x = 1,587,166.20 × 633,885.12
  4. Step 4: Simplify right side
    1,150,112.88x = 1,006,081,037,146.94
  5. Step 5: Solve for x
    x = 1,006,081,037,146.94/1,150,112.88
  6. Step 6: Final answer
    x = 874,767.21

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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.