Home / 2,187,556.70-3,281,335.05-1,656,115.70

Finding the Fourth Proportional to 2,187,556.70, 3,281,335.05 and 1,656,115.70

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Solution

The fourth proportional to 2,187,556.70, 3,281,335.05 and 1,656,115.70 is: 2,484,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,556.70 : 3,281,335.05 = 1,656,115.70 : x
  2. Step 2: Convert to fraction form
    2,187,556.70/3,281,335.05 = 1,656,115.70/x
  3. Step 3: Cross multiply
    2,187,556.70x = 3,281,335.05 × 1,656,115.70
  4. Step 4: Simplify right side
    2,187,556.70x = 5,434,270,493,265.28
  5. Step 5: Solve for x
    x = 5,434,270,493,265.28/2,187,556.70
  6. Step 6: Final answer
    x = 2,484,173.55

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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.