Home / 2,428,890.03-3,644,595.92-990,628.61

Finding the Fourth Proportional to 2,428,890.03, 3,644,595.92 and 990,628.61

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Solution

The fourth proportional to 2,428,890.03, 3,644,595.92 and 990,628.61 is: 1,486,457.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,890.03 : 3,644,595.92 = 990,628.61 : x
  2. Step 2: Convert to fraction form
    2,428,890.03/3,644,595.92 = 990,628.61/x
  3. Step 3: Cross multiply
    2,428,890.03x = 3,644,595.92 × 990,628.61
  4. Step 4: Simplify right side
    2,428,890.03x = 3,610,440,974,494.86
  5. Step 5: Solve for x
    x = 3,610,440,974,494.86/2,428,890.03
  6. Step 6: Final answer
    x = 1,486,457.16

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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.