Home / 2,612,618.85-3,919,175.60-1,015,305.11

Finding the Fourth Proportional to 2,612,618.85, 3,919,175.60 and 1,015,305.11

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Solution

The fourth proportional to 2,612,618.85, 3,919,175.60 and 1,015,305.11 is: 1,523,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612,618.85 : 3,919,175.60 = 1,015,305.11 : x
  2. Step 2: Convert to fraction form
    2,612,618.85/3,919,175.60 = 1,015,305.11/x
  3. Step 3: Cross multiply
    2,612,618.85x = 3,919,175.60 × 1,015,305.11
  4. Step 4: Simplify right side
    2,612,618.85x = 3,979,158,988,994.91
  5. Step 5: Solve for x
    x = 3,979,158,988,994.91/2,612,618.85
  6. Step 6: Final answer
    x = 1,523,053.77

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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.