Home / 3,650,742.80-5,476,891.80-1,126,653.20

Finding the Fourth Proportional to 3,650,742.80, 5,476,891.80 and 1,126,653.20

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Solution

The fourth proportional to 3,650,742.80, 5,476,891.80 and 1,126,653.20 is: 1,690,219.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,742.80 : 5,476,891.80 = 1,126,653.20 : x
  2. Step 2: Convert to fraction form
    3,650,742.80/5,476,891.80 = 1,126,653.20/x
  3. Step 3: Cross multiply
    3,650,742.80x = 5,476,891.80 × 1,126,653.20
  4. Step 4: Simplify right side
    3,650,742.80x = 6,170,557,672,523.76
  5. Step 5: Solve for x
    x = 6,170,557,672,523.76/3,650,742.80
  6. Step 6: Final answer
    x = 1,690,219.77

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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.