Home / 3,619,599.11-5,421,129.71-1,727,669.15

Finding the Fourth Proportional to 3,619,599.11, 5,421,129.71 and 1,727,669.15

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Solution

The fourth proportional to 3,619,599.11, 5,421,129.71 and 1,727,669.15 is: 2,587,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,599.11 : 5,421,129.71 = 1,727,669.15 : x
  2. Step 2: Convert to fraction form
    3,619,599.11/5,421,129.71 = 1,727,669.15/x
  3. Step 3: Cross multiply
    3,619,599.11x = 5,421,129.71 × 1,727,669.15
  4. Step 4: Simplify right side
    3,619,599.11x = 9,365,918,558,115.45
  5. Step 5: Solve for x
    x = 9,365,918,558,115.45/3,619,599.11
  6. Step 6: Final answer
    x = 2,587,556.87

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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.