Home / 2,657,517.48-3,986,906.94-860,401.08

Finding the Fourth Proportional to 2,657,517.48, 3,986,906.94 and 860,401.08

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Solution

The fourth proportional to 2,657,517.48, 3,986,906.94 and 860,401.08 is: 1,290,805.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,517.48 : 3,986,906.94 = 860,401.08 : x
  2. Step 2: Convert to fraction form
    2,657,517.48/3,986,906.94 = 860,401.08/x
  3. Step 3: Cross multiply
    2,657,517.48x = 3,986,906.94 × 860,401.08
  4. Step 4: Simplify right side
    2,657,517.48x = 3,430,339,037,035.50
  5. Step 5: Solve for x
    x = 3,430,339,037,035.50/2,657,517.48
  6. Step 6: Final answer
    x = 1,290,805.82

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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.