Home / 3,110,563.80-4,665,845.70-980,863.20

Finding the Fourth Proportional to 3,110,563.80, 4,665,845.70 and 980,863.20

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Solution

The fourth proportional to 3,110,563.80, 4,665,845.70 and 980,863.20 is: 1,471,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,563.80 : 4,665,845.70 = 980,863.20 : x
  2. Step 2: Convert to fraction form
    3,110,563.80/4,665,845.70 = 980,863.20/x
  3. Step 3: Cross multiply
    3,110,563.80x = 4,665,845.70 × 980,863.20
  4. Step 4: Simplify right side
    3,110,563.80x = 4,576,556,344,008.24
  5. Step 5: Solve for x
    x = 4,576,556,344,008.24/3,110,563.80
  6. Step 6: Final answer
    x = 1,471,294.80

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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.