Home / 2,668,515.20-4,003,291.20-1,152,195.20

Finding the Fourth Proportional to 2,668,515.20, 4,003,291.20 and 1,152,195.20

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Solution

The fourth proportional to 2,668,515.20, 4,003,291.20 and 1,152,195.20 is: 1,728,516.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,515.20 : 4,003,291.20 = 1,152,195.20 : x
  2. Step 2: Convert to fraction form
    2,668,515.20/4,003,291.20 = 1,152,195.20/x
  3. Step 3: Cross multiply
    2,668,515.20x = 4,003,291.20 × 1,152,195.20
  4. Step 4: Simplify right side
    2,668,515.20x = 4,612,572,904,842.24
  5. Step 5: Solve for x
    x = 4,612,572,904,842.24/2,668,515.20
  6. Step 6: Final answer
    x = 1,728,516.63

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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.