Home / 2,849,761.12-3,932,640.76-1,542,990.64

Finding the Fourth Proportional to 2,849,761.12, 3,932,640.76 and 1,542,990.64

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Solution

The fourth proportional to 2,849,761.12, 3,932,640.76 and 1,542,990.64 is: 2,129,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,761.12 : 3,932,640.76 = 1,542,990.64 : x
  2. Step 2: Convert to fraction form
    2,849,761.12/3,932,640.76 = 1,542,990.64/x
  3. Step 3: Cross multiply
    2,849,761.12x = 3,932,640.76 × 1,542,990.64
  4. Step 4: Simplify right side
    2,849,761.12x = 6,068,027,883,162.49
  5. Step 5: Solve for x
    x = 6,068,027,883,162.49/2,849,761.12
  6. Step 6: Final answer
    x = 2,129,311.06

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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.