Home / 3,855,737.70-5,778,076.95-2,836,908.90

Finding the Fourth Proportional to 3,855,737.70, 5,778,076.95 and 2,836,908.90

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Solution

The fourth proportional to 3,855,737.70, 5,778,076.95 and 2,836,908.90 is: 4,251,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,737.70 : 5,778,076.95 = 2,836,908.90 : x
  2. Step 2: Convert to fraction form
    3,855,737.70/5,778,076.95 = 2,836,908.90/x
  3. Step 3: Cross multiply
    3,855,737.70x = 5,778,076.95 × 2,836,908.90
  4. Step 4: Simplify right side
    3,855,737.70x = 16,391,877,924,339.86
  5. Step 5: Solve for x
    x = 16,391,877,924,339.86/3,855,737.70
  6. Step 6: Final answer
    x = 4,251,294.88

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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.