Home / 2,277,132.85-3,140,409.36-1,889,334.31

Finding the Fourth Proportional to 2,277,132.85, 3,140,409.36 and 1,889,334.31

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Solution

The fourth proportional to 2,277,132.85, 3,140,409.36 and 1,889,334.31 is: 2,605,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,132.85 : 3,140,409.36 = 1,889,334.31 : x
  2. Step 2: Convert to fraction form
    2,277,132.85/3,140,409.36 = 1,889,334.31/x
  3. Step 3: Cross multiply
    2,277,132.85x = 3,140,409.36 × 1,889,334.31
  4. Step 4: Simplify right side
    2,277,132.85x = 5,933,283,143,442.12
  5. Step 5: Solve for x
    x = 5,933,283,143,442.12/2,277,132.85
  6. Step 6: Final answer
    x = 2,605,593.76

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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.