Home / 3,876,471.60-5,815,582.37-1,282,769.73

Finding the Fourth Proportional to 3,876,471.60, 5,815,582.37 and 1,282,769.73

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Solution

The fourth proportional to 3,876,471.60, 5,815,582.37 and 1,282,769.73 is: 1,924,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,471.60 : 5,815,582.37 = 1,282,769.73 : x
  2. Step 2: Convert to fraction form
    3,876,471.60/5,815,582.37 = 1,282,769.73/x
  3. Step 3: Cross multiply
    3,876,471.60x = 5,815,582.37 × 1,282,769.73
  4. Step 4: Simplify right side
    3,876,471.60x = 7,460,053,020,143.81
  5. Step 5: Solve for x
    x = 7,460,053,020,143.81/3,876,471.60
  6. Step 6: Final answer
    x = 1,924,444.13

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Why These Related Problems?

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