Home / 3,120,025.73-4,305,801.83-1,743,402.86

Finding the Fourth Proportional to 3,120,025.73, 4,305,801.83 and 1,743,402.86

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Solution

The fourth proportional to 3,120,025.73, 4,305,801.83 and 1,743,402.86 is: 2,405,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,025.73 : 4,305,801.83 = 1,743,402.86 : x
  2. Step 2: Convert to fraction form
    3,120,025.73/4,305,801.83 = 1,743,402.86/x
  3. Step 3: Cross multiply
    3,120,025.73x = 4,305,801.83 × 1,743,402.86
  4. Step 4: Simplify right side
    3,120,025.73x = 7,506,747,225,015.24
  5. Step 5: Solve for x
    x = 7,506,747,225,015.24/3,120,025.73
  6. Step 6: Final answer
    x = 2,405,988.88

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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.