Home / 1,150,253.15-1,587,467.45-691,517.15

Finding the Fourth Proportional to 1,150,253.15, 1,587,467.45 and 691,517.15

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Solution

The fourth proportional to 1,150,253.15, 1,587,467.45 and 691,517.15 is: 954,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,253.15 : 1,587,467.45 = 691,517.15 : x
  2. Step 2: Convert to fraction form
    1,150,253.15/1,587,467.45 = 691,517.15/x
  3. Step 3: Cross multiply
    1,150,253.15x = 1,587,467.45 × 691,517.15
  4. Step 4: Simplify right side
    1,150,253.15x = 1,097,760,955,346.84
  5. Step 5: Solve for x
    x = 1,097,760,955,346.84/1,150,253.15
  6. Step 6: Final answer
    x = 954,364.66

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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.