Home / 2,058,324.30-3,087,486.45-638,523.90

Finding the Fourth Proportional to 2,058,324.30, 3,087,486.45 and 638,523.90

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Solution

The fourth proportional to 2,058,324.30, 3,087,486.45 and 638,523.90 is: 957,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,324.30 : 3,087,486.45 = 638,523.90 : x
  2. Step 2: Convert to fraction form
    2,058,324.30/3,087,486.45 = 638,523.90/x
  3. Step 3: Cross multiply
    2,058,324.30x = 3,087,486.45 × 638,523.90
  4. Step 4: Simplify right side
    2,058,324.30x = 1,971,433,889,251.16
  5. Step 5: Solve for x
    x = 1,971,433,889,251.16/2,058,324.30
  6. Step 6: Final answer
    x = 957,785.85

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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.