Home / 2,428,937.99-3,644,667.92-990,676.58

Finding the Fourth Proportional to 2,428,937.99, 3,644,667.92 and 990,676.58

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Solution

The fourth proportional to 2,428,937.99, 3,644,667.92 and 990,676.58 is: 1,486,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,937.99 : 3,644,667.92 = 990,676.58 : x
  2. Step 2: Convert to fraction form
    2,428,937.99/3,644,667.92 = 990,676.58/x
  3. Step 3: Cross multiply
    2,428,937.99x = 3,644,667.92 × 990,676.58
  4. Step 4: Simplify right side
    2,428,937.99x = 3,610,687,128,902.11
  5. Step 5: Solve for x
    x = 3,610,687,128,902.11/2,428,937.99
  6. Step 6: Final answer
    x = 1,486,529.15

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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.