Home / 1,981,728.24-2,734,790.27-1,165,962.66

Finding the Fourth Proportional to 1,981,728.24, 2,734,790.27 and 1,165,962.66

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Solution

The fourth proportional to 1,981,728.24, 2,734,790.27 and 1,165,962.66 is: 1,609,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,728.24 : 2,734,790.27 = 1,165,962.66 : x
  2. Step 2: Convert to fraction form
    1,981,728.24/2,734,790.27 = 1,165,962.66/x
  3. Step 3: Cross multiply
    1,981,728.24x = 2,734,790.27 × 1,165,962.66
  4. Step 4: Simplify right side
    1,981,728.24x = 3,188,663,331,921.51
  5. Step 5: Solve for x
    x = 3,188,663,331,921.51/1,981,728.24
  6. Step 6: Final answer
    x = 1,609,031.59

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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.