Home / 2,262,630.31-3,122,442.03-1,332,378.43

Finding the Fourth Proportional to 2,262,630.31, 3,122,442.03 and 1,332,378.43

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Solution

The fourth proportional to 2,262,630.31, 3,122,442.03 and 1,332,378.43 is: 1,838,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,630.31 : 3,122,442.03 = 1,332,378.43 : x
  2. Step 2: Convert to fraction form
    2,262,630.31/3,122,442.03 = 1,332,378.43/x
  3. Step 3: Cross multiply
    2,262,630.31x = 3,122,442.03 × 1,332,378.43
  4. Step 4: Simplify right side
    2,262,630.31x = 4,160,274,409,697.41
  5. Step 5: Solve for x
    x = 4,160,274,409,697.41/2,262,630.31
  6. Step 6: Final answer
    x = 1,838,689.42

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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.