Home / 3,195,475.78-4,409,865.38-1,889,847.03

Finding the Fourth Proportional to 3,195,475.78, 4,409,865.38 and 1,889,847.03

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Solution

The fourth proportional to 3,195,475.78, 4,409,865.38 and 1,889,847.03 is: 2,608,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,475.78 : 4,409,865.38 = 1,889,847.03 : x
  2. Step 2: Convert to fraction form
    3,195,475.78/4,409,865.38 = 1,889,847.03/x
  3. Step 3: Cross multiply
    3,195,475.78x = 4,409,865.38 × 1,889,847.03
  4. Step 4: Simplify right side
    3,195,475.78x = 8,333,970,982,233.75
  5. Step 5: Solve for x
    x = 8,333,970,982,233.75/3,195,475.78
  6. Step 6: Final answer
    x = 2,608,053.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.