Home / 2,515,073.40-3,772,610.10-809,213.40

Finding the Fourth Proportional to 2,515,073.40, 3,772,610.10 and 809,213.40

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Solution

The fourth proportional to 2,515,073.40, 3,772,610.10 and 809,213.40 is: 1,213,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,073.40 : 3,772,610.10 = 809,213.40 : x
  2. Step 2: Convert to fraction form
    2,515,073.40/3,772,610.10 = 809,213.40/x
  3. Step 3: Cross multiply
    2,515,073.40x = 3,772,610.10 × 809,213.40
  4. Step 4: Simplify right side
    2,515,073.40x = 3,052,846,645,895.34
  5. Step 5: Solve for x
    x = 3,052,846,645,895.34/2,515,073.40
  6. Step 6: Final answer
    x = 1,213,820.10

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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.