Home / 2,992,508.60-4,489,346.10-1,286,648.60

Finding the Fourth Proportional to 2,992,508.60, 4,489,346.10 and 1,286,648.60

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Solution

The fourth proportional to 2,992,508.60, 4,489,346.10 and 1,286,648.60 is: 1,930,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,508.60 : 4,489,346.10 = 1,286,648.60 : x
  2. Step 2: Convert to fraction form
    2,992,508.60/4,489,346.10 = 1,286,648.60/x
  3. Step 3: Cross multiply
    2,992,508.60x = 4,489,346.10 × 1,286,648.60
  4. Step 4: Simplify right side
    2,992,508.60x = 5,776,210,874,480.46
  5. Step 5: Solve for x
    x = 5,776,210,874,480.46/2,992,508.60
  6. Step 6: Final answer
    x = 1,930,223.65

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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.