Home / 2,932,279.38-4,046,772.56-1,643,239.71

Finding the Fourth Proportional to 2,932,279.38, 4,046,772.56 and 1,643,239.71

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Solution

The fourth proportional to 2,932,279.38, 4,046,772.56 and 1,643,239.71 is: 2,267,798.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,279.38 : 4,046,772.56 = 1,643,239.71 : x
  2. Step 2: Convert to fraction form
    2,932,279.38/4,046,772.56 = 1,643,239.71/x
  3. Step 3: Cross multiply
    2,932,279.38x = 4,046,772.56 × 1,643,239.71
  4. Step 4: Simplify right side
    2,932,279.38x = 6,649,817,359,714.16
  5. Step 5: Solve for x
    x = 6,649,817,359,714.16/2,932,279.38
  6. Step 6: Final answer
    x = 2,267,798.02

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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.