Home / 2,319,382.24-3,200,773.44-1,286,908.72

Finding the Fourth Proportional to 2,319,382.24, 3,200,773.44 and 1,286,908.72

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Solution

The fourth proportional to 2,319,382.24, 3,200,773.44 and 1,286,908.72 is: 1,775,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,382.24 : 3,200,773.44 = 1,286,908.72 : x
  2. Step 2: Convert to fraction form
    2,319,382.24/3,200,773.44 = 1,286,908.72/x
  3. Step 3: Cross multiply
    2,319,382.24x = 3,200,773.44 × 1,286,908.72
  4. Step 4: Simplify right side
    2,319,382.24x = 4,119,103,250,680.40
  5. Step 5: Solve for x
    x = 4,119,103,250,680.40/2,319,382.24
  6. Step 6: Final answer
    x = 1,775,948.43

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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.