Home / 3,478,216.60-5,217,713.70-1,082,042.20

Finding the Fourth Proportional to 3,478,216.60, 5,217,713.70 and 1,082,042.20

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Solution

The fourth proportional to 3,478,216.60, 5,217,713.70 and 1,082,042.20 is: 1,623,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,216.60 : 5,217,713.70 = 1,082,042.20 : x
  2. Step 2: Convert to fraction form
    3,478,216.60/5,217,713.70 = 1,082,042.20/x
  3. Step 3: Cross multiply
    3,478,216.60x = 5,217,713.70 × 1,082,042.20
  4. Step 4: Simplify right side
    3,478,216.60x = 5,645,786,410,918.14
  5. Step 5: Solve for x
    x = 5,645,786,410,918.14/3,478,216.60
  6. Step 6: Final answer
    x = 1,623,184.25

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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.