Home / 3,115,876.50-4,682,034.45-1,677,623.28

Finding the Fourth Proportional to 3,115,876.50, 4,682,034.45 and 1,677,623.28

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Solution

The fourth proportional to 3,115,876.50, 4,682,034.45 and 1,677,623.28 is: 2,520,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,876.50 : 4,682,034.45 = 1,677,623.28 : x
  2. Step 2: Convert to fraction form
    3,115,876.50/4,682,034.45 = 1,677,623.28/x
  3. Step 3: Cross multiply
    3,115,876.50x = 4,682,034.45 × 1,677,623.28
  4. Step 4: Simplify right side
    3,115,876.50x = 7,854,690,005,494.08
  5. Step 5: Solve for x
    x = 7,854,690,005,494.08/3,115,876.50
  6. Step 6: Final answer
    x = 2,520,860.51

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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.