Home / 4,930,229.81-7,396,139.32-1,518,515.28

Finding the Fourth Proportional to 4,930,229.81, 7,396,139.32 and 1,518,515.28

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Solution

The fourth proportional to 4,930,229.81, 7,396,139.32 and 1,518,515.28 is: 2,278,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,229.81 : 7,396,139.32 = 1,518,515.28 : x
  2. Step 2: Convert to fraction form
    4,930,229.81/7,396,139.32 = 1,518,515.28/x
  3. Step 3: Cross multiply
    4,930,229.81x = 7,396,139.32 × 1,518,515.28
  4. Step 4: Simplify right side
    4,930,229.81x = 11,231,150,556,507.86
  5. Step 5: Solve for x
    x = 11,231,150,556,507.86/4,930,229.81
  6. Step 6: Final answer
    x = 2,278,017.66

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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.