Home / 2,760,265.84-4,140,848.18-815,191.24

Finding the Fourth Proportional to 2,760,265.84, 4,140,848.18 and 815,191.24

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Solution

The fourth proportional to 2,760,265.84, 4,140,848.18 and 815,191.24 is: 1,222,919.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,265.84 : 4,140,848.18 = 815,191.24 : x
  2. Step 2: Convert to fraction form
    2,760,265.84/4,140,848.18 = 815,191.24/x
  3. Step 3: Cross multiply
    2,760,265.84x = 4,140,848.18 × 815,191.24
  4. Step 4: Simplify right side
    2,760,265.84x = 3,375,583,162,505.94
  5. Step 5: Solve for x
    x = 3,375,583,162,505.94/2,760,265.84
  6. Step 6: Final answer
    x = 1,222,919.59

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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.