Home / 3,178,616.11-4,770,044.20-1,156,859.45

Finding the Fourth Proportional to 3,178,616.11, 4,770,044.20 and 1,156,859.45

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Solution

The fourth proportional to 3,178,616.11, 4,770,044.20 and 1,156,859.45 is: 1,736,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,616.11 : 4,770,044.20 = 1,156,859.45 : x
  2. Step 2: Convert to fraction form
    3,178,616.11/4,770,044.20 = 1,156,859.45/x
  3. Step 3: Cross multiply
    3,178,616.11x = 4,770,044.20 × 1,156,859.45
  4. Step 4: Simplify right side
    3,178,616.11x = 5,518,270,705,171.21
  5. Step 5: Solve for x
    x = 5,518,270,705,171.21/3,178,616.11
  6. Step 6: Final answer
    x = 1,736,060.76

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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.