Home / 3,158,035.83-4,357,991.17-1,781,358.97

Finding the Fourth Proportional to 3,158,035.83, 4,357,991.17 and 1,781,358.97

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Solution

The fourth proportional to 3,158,035.83, 4,357,991.17 and 1,781,358.97 is: 2,458,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,035.83 : 4,357,991.17 = 1,781,358.97 : x
  2. Step 2: Convert to fraction form
    3,158,035.83/4,357,991.17 = 1,781,358.97/x
  3. Step 3: Cross multiply
    3,158,035.83x = 4,357,991.17 × 1,781,358.97
  4. Step 4: Simplify right side
    3,158,035.83x = 7,763,146,661,860.30
  5. Step 5: Solve for x
    x = 7,763,146,661,860.30/3,158,035.83
  6. Step 6: Final answer
    x = 2,458,219.94

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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.