Home / 1,203,951.12-1,806,077.28-445,664.64

Finding the Fourth Proportional to 1,203,951.12, 1,806,077.28 and 445,664.64

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Solution

The fourth proportional to 1,203,951.12, 1,806,077.28 and 445,664.64 is: 668,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,951.12 : 1,806,077.28 = 445,664.64 : x
  2. Step 2: Convert to fraction form
    1,203,951.12/1,806,077.28 = 445,664.64/x
  3. Step 3: Cross multiply
    1,203,951.12x = 1,806,077.28 × 445,664.64
  4. Step 4: Simplify right side
    1,203,951.12x = 804,904,780,803.38
  5. Step 5: Solve for x
    x = 804,904,780,803.38/1,203,951.12
  6. Step 6: Final answer
    x = 668,552.71

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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.