Home / 3,689,209.88-5,534,602.68-1,293,200.72

Finding the Fourth Proportional to 3,689,209.88, 5,534,602.68 and 1,293,200.72

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Solution

The fourth proportional to 3,689,209.88, 5,534,602.68 and 1,293,200.72 is: 1,940,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,209.88 : 5,534,602.68 = 1,293,200.72 : x
  2. Step 2: Convert to fraction form
    3,689,209.88/5,534,602.68 = 1,293,200.72/x
  3. Step 3: Cross multiply
    3,689,209.88x = 5,534,602.68 × 1,293,200.72
  4. Step 4: Simplify right side
    3,689,209.88x = 7,157,352,170,689.93
  5. Step 5: Solve for x
    x = 7,157,352,170,689.93/3,689,209.88
  6. Step 6: Final answer
    x = 1,940,077.25

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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.