Home / 1,192,382.32-1,645,479.48-676,233.52

Finding the Fourth Proportional to 1,192,382.32, 1,645,479.48 and 676,233.52

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Solution

The fourth proportional to 1,192,382.32, 1,645,479.48 and 676,233.52 is: 933,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,382.32 : 1,645,479.48 = 676,233.52 : x
  2. Step 2: Convert to fraction form
    1,192,382.32/1,645,479.48 = 676,233.52/x
  3. Step 3: Cross multiply
    1,192,382.32x = 1,645,479.48 × 676,233.52
  4. Step 4: Simplify right side
    1,192,382.32x = 1,112,728,380,848.17
  5. Step 5: Solve for x
    x = 1,112,728,380,848.17/1,192,382.32
  6. Step 6: Final answer
    x = 933,197.65

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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.