Home / 2,760,899.20-3,810,033.12-1,553,675.20

Finding the Fourth Proportional to 2,760,899.20, 3,810,033.12 and 1,553,675.20

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Solution

The fourth proportional to 2,760,899.20, 3,810,033.12 and 1,553,675.20 is: 2,144,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,899.20 : 3,810,033.12 = 1,553,675.20 : x
  2. Step 2: Convert to fraction form
    2,760,899.20/3,810,033.12 = 1,553,675.20/x
  3. Step 3: Cross multiply
    2,760,899.20x = 3,810,033.12 × 1,553,675.20
  4. Step 4: Simplify right side
    2,760,899.20x = 5,919,553,969,722.62
  5. Step 5: Solve for x
    x = 5,919,553,969,722.62/2,760,899.20
  6. Step 6: Final answer
    x = 2,144,067.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.