Home / 2,190,049.49-3,285,452.54-976,057.40

Finding the Fourth Proportional to 2,190,049.49, 3,285,452.54 and 976,057.40

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Solution

The fourth proportional to 2,190,049.49, 3,285,452.54 and 976,057.40 is: 1,464,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,049.49 : 3,285,452.54 = 976,057.40 : x
  2. Step 2: Convert to fraction form
    2,190,049.49/3,285,452.54 = 976,057.40/x
  3. Step 3: Cross multiply
    2,190,049.49x = 3,285,452.54 × 976,057.40
  4. Step 4: Simplify right side
    2,190,049.49x = 3,206,790,242,708.25
  5. Step 5: Solve for x
    x = 3,206,790,242,708.25/2,190,049.49
  6. Step 6: Final answer
    x = 1,464,254.70

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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.