Home / 1,801,561.32-2,486,116.26-985,761.72

Finding the Fourth Proportional to 1,801,561.32, 2,486,116.26 and 985,761.72

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Solution

The fourth proportional to 1,801,561.32, 2,486,116.26 and 985,761.72 is: 1,360,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,561.32 : 2,486,116.26 = 985,761.72 : x
  2. Step 2: Convert to fraction form
    1,801,561.32/2,486,116.26 = 985,761.72/x
  3. Step 3: Cross multiply
    1,801,561.32x = 2,486,116.26 × 985,761.72
  4. Step 4: Simplify right side
    1,801,561.32x = 2,450,718,240,577.57
  5. Step 5: Solve for x
    x = 2,450,718,240,577.57/1,801,561.32
  6. Step 6: Final answer
    x = 1,360,330.18

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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.