Home / 3,176,337.21-4,761,827.07-1,377,865.86

Finding the Fourth Proportional to 3,176,337.21, 4,761,827.07 and 1,377,865.86

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Solution

The fourth proportional to 3,176,337.21, 4,761,827.07 and 1,377,865.86 is: 2,065,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,337.21 : 4,761,827.07 = 1,377,865.86 : x
  2. Step 2: Convert to fraction form
    3,176,337.21/4,761,827.07 = 1,377,865.86/x
  3. Step 3: Cross multiply
    3,176,337.21x = 4,761,827.07 × 1,377,865.86
  4. Step 4: Simplify right side
    3,176,337.21x = 6,561,158,950,976.83
  5. Step 5: Solve for x
    x = 6,561,158,950,976.83/3,176,337.21
  6. Step 6: Final answer
    x = 2,065,636.78

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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.