Home / 2,760,236.61-4,140,520.31-866,978.04

Finding the Fourth Proportional to 2,760,236.61, 4,140,520.31 and 866,978.04

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Solution

The fourth proportional to 2,760,236.61, 4,140,520.31 and 866,978.04 is: 1,300,519.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,236.61 : 4,140,520.31 = 866,978.04 : x
  2. Step 2: Convert to fraction form
    2,760,236.61/4,140,520.31 = 866,978.04/x
  3. Step 3: Cross multiply
    2,760,236.61x = 4,140,520.31 × 866,978.04
  4. Step 4: Simplify right side
    2,760,236.61x = 3,589,740,182,943.99
  5. Step 5: Solve for x
    x = 3,589,740,182,943.99/2,760,236.61
  6. Step 6: Final answer
    x = 1,300,519.01

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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.