Home / 1,540,566.57-2,310,970.20-515,900.73

Finding the Fourth Proportional to 1,540,566.57, 2,310,970.20 and 515,900.73

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Solution

The fourth proportional to 1,540,566.57, 2,310,970.20 and 515,900.73 is: 773,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,566.57 : 2,310,970.20 = 515,900.73 : x
  2. Step 2: Convert to fraction form
    1,540,566.57/2,310,970.20 = 515,900.73/x
  3. Step 3: Cross multiply
    1,540,566.57x = 2,310,970.20 × 515,900.73
  4. Step 4: Simplify right side
    1,540,566.57x = 1,192,231,213,188.25
  5. Step 5: Solve for x
    x = 1,192,231,213,188.25/1,540,566.57
  6. Step 6: Final answer
    x = 773,891.40

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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.