Home / 1,305,858.34-1,802,088.26-725,082.74

Finding the Fourth Proportional to 1,305,858.34, 1,802,088.26 and 725,082.74

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Solution

The fourth proportional to 1,305,858.34, 1,802,088.26 and 725,082.74 is: 1,000,616.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,858.34 : 1,802,088.26 = 725,082.74 : x
  2. Step 2: Convert to fraction form
    1,305,858.34/1,802,088.26 = 725,082.74/x
  3. Step 3: Cross multiply
    1,305,858.34x = 1,802,088.26 × 725,082.74
  4. Step 4: Simplify right side
    1,305,858.34x = 1,306,663,093,282.63
  5. Step 5: Solve for x
    x = 1,306,663,093,282.63/1,305,858.34
  6. Step 6: Final answer
    x = 1,000,616.26

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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.