Home / 1,969,727.20-2,717,760.54-1,195,340.56

Finding the Fourth Proportional to 1,969,727.20, 2,717,760.54 and 1,195,340.56

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Solution

The fourth proportional to 1,969,727.20, 2,717,760.54 and 1,195,340.56 is: 1,649,289.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,727.20 : 2,717,760.54 = 1,195,340.56 : x
  2. Step 2: Convert to fraction form
    1,969,727.20/2,717,760.54 = 1,195,340.56/x
  3. Step 3: Cross multiply
    1,969,727.20x = 2,717,760.54 × 1,195,340.56
  4. Step 4: Simplify right side
    1,969,727.20x = 3,248,649,405,829.50
  5. Step 5: Solve for x
    x = 3,248,649,405,829.50/1,969,727.20
  6. Step 6: Final answer
    x = 1,649,289.00

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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.