Home / 1,029,736.42-1,544,861.92-726,722.24

Finding the Fourth Proportional to 1,029,736.42, 1,544,861.92 and 726,722.24

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Solution

The fourth proportional to 1,029,736.42, 1,544,861.92 and 726,722.24 is: 1,090,264.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,736.42 : 1,544,861.92 = 726,722.24 : x
  2. Step 2: Convert to fraction form
    1,029,736.42/1,544,861.92 = 726,722.24/x
  3. Step 3: Cross multiply
    1,029,736.42x = 1,544,861.92 × 726,722.24
  4. Step 4: Simplify right side
    1,029,736.42x = 1,122,685,514,993.10
  5. Step 5: Solve for x
    x = 1,122,685,514,993.10/1,029,736.42
  6. Step 6: Final answer
    x = 1,090,264.94

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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.