Home / 3,917,770.38-5,875,990.29-1,787,353.74

Finding the Fourth Proportional to 3,917,770.38, 5,875,990.29 and 1,787,353.74

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Solution

The fourth proportional to 3,917,770.38, 5,875,990.29 and 1,787,353.74 is: 2,680,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,770.38 : 5,875,990.29 = 1,787,353.74 : x
  2. Step 2: Convert to fraction form
    3,917,770.38/5,875,990.29 = 1,787,353.74/x
  3. Step 3: Cross multiply
    3,917,770.38x = 5,875,990.29 × 1,787,353.74
  4. Step 4: Simplify right side
    3,917,770.38x = 10,502,473,221,035.19
  5. Step 5: Solve for x
    x = 10,502,473,221,035.19/3,917,770.38
  6. Step 6: Final answer
    x = 2,680,727.10

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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.