Home / 2,062,872-3,094,385.76-642,922.56

Finding the Fourth Proportional to 2,062,872, 3,094,385.76 and 642,922.56

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Solution

The fourth proportional to 2,062,872, 3,094,385.76 and 642,922.56 is: 964,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062,872 : 3,094,385.76 = 642,922.56 : x
  2. Step 2: Convert to fraction form
    2,062,872/3,094,385.76 = 642,922.56/x
  3. Step 3: Cross multiply
    2,062,872x = 3,094,385.76 × 642,922.56
  4. Step 4: Simplify right side
    2,062,872x = 1,989,450,414,446.75
  5. Step 5: Solve for x
    x = 1,989,450,414,446.75/2,062,872
  6. Step 6: Final answer
    x = 964,408.07

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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.