Home / 3,262,920.80-4,894,381.20-2,780,031.20

Finding the Fourth Proportional to 3,262,920.80, 4,894,381.20 and 2,780,031.20

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Solution

The fourth proportional to 3,262,920.80, 4,894,381.20 and 2,780,031.20 is: 4,170,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262,920.80 : 4,894,381.20 = 2,780,031.20 : x
  2. Step 2: Convert to fraction form
    3,262,920.80/4,894,381.20 = 2,780,031.20/x
  3. Step 3: Cross multiply
    3,262,920.80x = 4,894,381.20 × 2,780,031.20
  4. Step 4: Simplify right side
    3,262,920.80x = 13,606,532,440,693.44
  5. Step 5: Solve for x
    x = 13,606,532,440,693.44/3,262,920.80
  6. Step 6: Final answer
    x = 4,170,046.80

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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.