Home / 2,439,537.65-3,659,486.22-642,408.68

Finding the Fourth Proportional to 2,439,537.65, 3,659,486.22 and 642,408.68

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Solution

The fourth proportional to 2,439,537.65, 3,659,486.22 and 642,408.68 is: 963,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,537.65 : 3,659,486.22 = 642,408.68 : x
  2. Step 2: Convert to fraction form
    2,439,537.65/3,659,486.22 = 642,408.68/x
  3. Step 3: Cross multiply
    2,439,537.65x = 3,659,486.22 × 642,408.68
  4. Step 4: Simplify right side
    2,439,537.65x = 2,350,885,693,770.96
  5. Step 5: Solve for x
    x = 2,350,885,693,770.96/2,439,537.65
  6. Step 6: Final answer
    x = 963,660.35

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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.