Home / 1,275,778.24-1,913,670.06-1,197,833.56

Finding the Fourth Proportional to 1,275,778.24, 1,913,670.06 and 1,197,833.56

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Solution

The fourth proportional to 1,275,778.24, 1,913,670.06 and 1,197,833.56 is: 1,796,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,778.24 : 1,913,670.06 = 1,197,833.56 : x
  2. Step 2: Convert to fraction form
    1,275,778.24/1,913,670.06 = 1,197,833.56/x
  3. Step 3: Cross multiply
    1,275,778.24x = 1,913,670.06 × 1,197,833.56
  4. Step 4: Simplify right side
    1,275,778.24x = 2,292,258,220,635.21
  5. Step 5: Solve for x
    x = 2,292,258,220,635.21/1,275,778.24
  6. Step 6: Final answer
    x = 1,796,752.88

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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.