Home / 3,611,487.38-4,983,744.60-1,979,838.96

Finding the Fourth Proportional to 3,611,487.38, 4,983,744.60 and 1,979,838.96

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Solution

The fourth proportional to 3,611,487.38, 4,983,744.60 and 1,979,838.96 is: 2,732,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,487.38 : 4,983,744.60 = 1,979,838.96 : x
  2. Step 2: Convert to fraction form
    3,611,487.38/4,983,744.60 = 1,979,838.96/x
  3. Step 3: Cross multiply
    3,611,487.38x = 4,983,744.60 × 1,979,838.96
  4. Step 4: Simplify right side
    3,611,487.38x = 9,867,011,725,769.62
  5. Step 5: Solve for x
    x = 9,867,011,725,769.62/3,611,487.38
  6. Step 6: Final answer
    x = 2,732,118.57

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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.