Home / 2,428,943.60-3,644,676.33-990,682.19

Finding the Fourth Proportional to 2,428,943.60, 3,644,676.33 and 990,682.19

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Solution

The fourth proportional to 2,428,943.60, 3,644,676.33 and 990,682.19 is: 1,486,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,943.60 : 3,644,676.33 = 990,682.19 : x
  2. Step 2: Convert to fraction form
    2,428,943.60/3,644,676.33 = 990,682.19/x
  3. Step 3: Cross multiply
    2,428,943.60x = 3,644,676.33 × 990,682.19
  4. Step 4: Simplify right side
    2,428,943.60x = 3,610,715,928,445.56
  5. Step 5: Solve for x
    x = 3,610,715,928,445.56/2,428,943.60
  6. Step 6: Final answer
    x = 1,486,537.57

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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.