Home / 2,262,035.13-3,121,630.67-1,229,542.29

Finding the Fourth Proportional to 2,262,035.13, 3,121,630.67 and 1,229,542.29

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Solution

The fourth proportional to 2,262,035.13, 3,121,630.67 and 1,229,542.29 is: 1,696,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,035.13 : 3,121,630.67 = 1,229,542.29 : x
  2. Step 2: Convert to fraction form
    2,262,035.13/3,121,630.67 = 1,229,542.29/x
  3. Step 3: Cross multiply
    2,262,035.13x = 3,121,630.67 × 1,229,542.29
  4. Step 4: Simplify right side
    2,262,035.13x = 3,838,176,916,378.32
  5. Step 5: Solve for x
    x = 3,838,176,916,378.32/2,262,035.13
  6. Step 6: Final answer
    x = 1,696,780.42

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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.