Home / 2,081,208.20-3,124,145.10-1,609,982.60

Finding the Fourth Proportional to 2,081,208.20, 3,124,145.10 and 1,609,982.60

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Solution

The fourth proportional to 2,081,208.20, 3,124,145.10 and 1,609,982.60 is: 2,416,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,208.20 : 3,124,145.10 = 1,609,982.60 : x
  2. Step 2: Convert to fraction form
    2,081,208.20/3,124,145.10 = 1,609,982.60/x
  3. Step 3: Cross multiply
    2,081,208.20x = 3,124,145.10 × 1,609,982.60
  4. Step 4: Simplify right side
    2,081,208.20x = 5,029,819,250,875.26
  5. Step 5: Solve for x
    x = 5,029,819,250,875.26/2,081,208.20
  6. Step 6: Final answer
    x = 2,416,778.51

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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.