Home / 2,060,905.57-3,091,366.25-861,986.86

Finding the Fourth Proportional to 2,060,905.57, 3,091,366.25 and 861,986.86

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Solution

The fourth proportional to 2,060,905.57, 3,091,366.25 and 861,986.86 is: 1,292,983.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,905.57 : 3,091,366.25 = 861,986.86 : x
  2. Step 2: Convert to fraction form
    2,060,905.57/3,091,366.25 = 861,986.86/x
  3. Step 3: Cross multiply
    2,060,905.57x = 3,091,366.25 × 861,986.86
  4. Step 4: Simplify right side
    2,060,905.57x = 2,664,717,081,374.03
  5. Step 5: Solve for x
    x = 2,664,717,081,374.03/2,060,905.57
  6. Step 6: Final answer
    x = 1,292,983.59

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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.