Home / 3,443,409.80-5,165,114.70-2,186,808.20

Finding the Fourth Proportional to 3,443,409.80, 5,165,114.70 and 2,186,808.20

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Solution

The fourth proportional to 3,443,409.80, 5,165,114.70 and 2,186,808.20 is: 3,280,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,409.80 : 5,165,114.70 = 2,186,808.20 : x
  2. Step 2: Convert to fraction form
    3,443,409.80/5,165,114.70 = 2,186,808.20/x
  3. Step 3: Cross multiply
    3,443,409.80x = 5,165,114.70 × 2,186,808.20
  4. Step 4: Simplify right side
    3,443,409.80x = 11,295,115,179,900.54
  5. Step 5: Solve for x
    x = 11,295,115,179,900.54/3,443,409.80
  6. Step 6: Final answer
    x = 3,280,212.30

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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.