Home / 2,144,081.19-3,216,192.83-1,078,542.63

Finding the Fourth Proportional to 2,144,081.19, 3,216,192.83 and 1,078,542.63

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Solution

The fourth proportional to 2,144,081.19, 3,216,192.83 and 1,078,542.63 is: 1,617,849.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,081.19 : 3,216,192.83 = 1,078,542.63 : x
  2. Step 2: Convert to fraction form
    2,144,081.19/3,216,192.83 = 1,078,542.63/x
  3. Step 3: Cross multiply
    2,144,081.19x = 3,216,192.83 × 1,078,542.63
  4. Step 4: Simplify right side
    2,144,081.19x = 3,468,801,068,062.63
  5. Step 5: Solve for x
    x = 3,468,801,068,062.63/2,144,081.19
  6. Step 6: Final answer
    x = 1,617,849.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.