Home / 3,689,593.64-5,531,776.92-1,639,128.04

Finding the Fourth Proportional to 3,689,593.64, 5,531,776.92 and 1,639,128.04

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Solution

The fourth proportional to 3,689,593.64, 5,531,776.92 and 1,639,128.04 is: 2,457,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,593.64 : 5,531,776.92 = 1,639,128.04 : x
  2. Step 2: Convert to fraction form
    3,689,593.64/5,531,776.92 = 1,639,128.04/x
  3. Step 3: Cross multiply
    3,689,593.64x = 5,531,776.92 × 1,639,128.04
  4. Step 4: Simplify right side
    3,689,593.64x = 9,067,290,660,596.84
  5. Step 5: Solve for x
    x = 9,067,290,660,596.84/3,689,593.64
  6. Step 6: Final answer
    x = 2,457,530.98

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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.