Home / 1,589,749-2,193,832.40-864,581.12

Finding the Fourth Proportional to 1,589,749, 2,193,832.40 and 864,581.12

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Solution

The fourth proportional to 1,589,749, 2,193,832.40 and 864,581.12 is: 1,193,110.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,749 : 2,193,832.40 = 864,581.12 : x
  2. Step 2: Convert to fraction form
    1,589,749/2,193,832.40 = 864,581.12/x
  3. Step 3: Cross multiply
    1,589,749x = 2,193,832.40 × 864,581.12
  4. Step 4: Simplify right side
    1,589,749x = 1,896,746,073,484.29
  5. Step 5: Solve for x
    x = 1,896,746,073,484.29/1,589,749
  6. Step 6: Final answer
    x = 1,193,110.41

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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.