Home / 2,149,365.20-3,219,382.20-1,776,117.20

Finding the Fourth Proportional to 2,149,365.20, 3,219,382.20 and 1,776,117.20

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Solution

The fourth proportional to 2,149,365.20, 3,219,382.20 and 1,776,117.20 is: 2,660,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,365.20 : 3,219,382.20 = 1,776,117.20 : x
  2. Step 2: Convert to fraction form
    2,149,365.20/3,219,382.20 = 1,776,117.20/x
  3. Step 3: Cross multiply
    2,149,365.20x = 3,219,382.20 × 1,776,117.20
  4. Step 4: Simplify right side
    2,149,365.20x = 5,718,000,098,793.84
  5. Step 5: Solve for x
    x = 5,718,000,098,793.84/2,149,365.20
  6. Step 6: Final answer
    x = 2,660,320.40

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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.