Home / 3,398,976.44-4,689,530.96-1,928,641.76

Finding the Fourth Proportional to 3,398,976.44, 4,689,530.96 and 1,928,641.76

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Solution

The fourth proportional to 3,398,976.44, 4,689,530.96 and 1,928,641.76 is: 2,660,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,976.44 : 4,689,530.96 = 1,928,641.76 : x
  2. Step 2: Convert to fraction form
    3,398,976.44/4,689,530.96 = 1,928,641.76/x
  3. Step 3: Cross multiply
    3,398,976.44x = 4,689,530.96 × 1,928,641.76
  4. Step 4: Simplify right side
    3,398,976.44x = 9,044,425,244,268.89
  5. Step 5: Solve for x
    x = 9,044,425,244,268.89/3,398,976.44
  6. Step 6: Final answer
    x = 2,660,926.14

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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.