Home / 4,312,996.32-6,468,387.30-1,279,644.58

Finding the Fourth Proportional to 4,312,996.32, 6,468,387.30 and 1,279,644.58

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Solution

The fourth proportional to 4,312,996.32, 6,468,387.30 and 1,279,644.58 is: 1,919,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,996.32 : 6,468,387.30 = 1,279,644.58 : x
  2. Step 2: Convert to fraction form
    4,312,996.32/6,468,387.30 = 1,279,644.58/x
  3. Step 3: Cross multiply
    4,312,996.32x = 6,468,387.30 × 1,279,644.58
  4. Step 4: Simplify right side
    4,312,996.32x = 8,277,236,749,785.83
  5. Step 5: Solve for x
    x = 8,277,236,749,785.83/4,312,996.32
  6. Step 6: Final answer
    x = 1,919,138.38

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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.