Home / 2,110,753.31-2,912,842.09-1,143,883.60

Finding the Fourth Proportional to 2,110,753.31, 2,912,842.09 and 1,143,883.60

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Solution

The fourth proportional to 2,110,753.31, 2,912,842.09 and 1,143,883.60 is: 1,578,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,753.31 : 2,912,842.09 = 1,143,883.60 : x
  2. Step 2: Convert to fraction form
    2,110,753.31/2,912,842.09 = 1,143,883.60/x
  3. Step 3: Cross multiply
    2,110,753.31x = 2,912,842.09 × 1,143,883.60
  4. Step 4: Simplify right side
    2,110,753.31x = 3,331,952,296,140.72
  5. Step 5: Solve for x
    x = 3,331,952,296,140.72/2,110,753.31
  6. Step 6: Final answer
    x = 1,578,560.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.