Home / 2,471,761.80-3,707,642.70-1,940,920.20

Finding the Fourth Proportional to 2,471,761.80, 3,707,642.70 and 1,940,920.20

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Solution

The fourth proportional to 2,471,761.80, 3,707,642.70 and 1,940,920.20 is: 2,911,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,761.80 : 3,707,642.70 = 1,940,920.20 : x
  2. Step 2: Convert to fraction form
    2,471,761.80/3,707,642.70 = 1,940,920.20/x
  3. Step 3: Cross multiply
    2,471,761.80x = 3,707,642.70 × 1,940,920.20
  4. Step 4: Simplify right side
    2,471,761.80x = 7,196,238,610,812.54
  5. Step 5: Solve for x
    x = 7,196,238,610,812.54/2,471,761.80
  6. Step 6: Final answer
    x = 2,911,380.30

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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.