Home / 2,560,277.20-3,840,415.80-2,442,179.20

Finding the Fourth Proportional to 2,560,277.20, 3,840,415.80 and 2,442,179.20

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Solution

The fourth proportional to 2,560,277.20, 3,840,415.80 and 2,442,179.20 is: 3,663,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,277.20 : 3,840,415.80 = 2,442,179.20 : x
  2. Step 2: Convert to fraction form
    2,560,277.20/3,840,415.80 = 2,442,179.20/x
  3. Step 3: Cross multiply
    2,560,277.20x = 3,840,415.80 × 2,442,179.20
  4. Step 4: Simplify right side
    2,560,277.20x = 9,378,983,586,111.36
  5. Step 5: Solve for x
    x = 9,378,983,586,111.36/2,560,277.20
  6. Step 6: Final answer
    x = 3,663,268.80

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Similar ratio
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1.5x scale

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.