Home / 1,392,287.35-2,087,906.13-582,727.86

Finding the Fourth Proportional to 1,392,287.35, 2,087,906.13 and 582,727.86

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Solution

The fourth proportional to 1,392,287.35, 2,087,906.13 and 582,727.86 is: 873,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,287.35 : 2,087,906.13 = 582,727.86 : x
  2. Step 2: Convert to fraction form
    1,392,287.35/2,087,906.13 = 582,727.86/x
  3. Step 3: Cross multiply
    1,392,287.35x = 2,087,906.13 × 582,727.86
  4. Step 4: Simplify right side
    1,392,287.35x = 1,216,681,078,071.31
  5. Step 5: Solve for x
    x = 1,216,681,078,071.31/1,392,287.35
  6. Step 6: Final answer
    x = 873,872.11

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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.