Home / 3,125,606.20-4,684,910.10-1,778,414.20

Finding the Fourth Proportional to 3,125,606.20, 4,684,910.10 and 1,778,414.20

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Solution

The fourth proportional to 3,125,606.20, 4,684,910.10 and 1,778,414.20 is: 2,665,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,606.20 : 4,684,910.10 = 1,778,414.20 : x
  2. Step 2: Convert to fraction form
    3,125,606.20/4,684,910.10 = 1,778,414.20/x
  3. Step 3: Cross multiply
    3,125,606.20x = 4,684,910.10 × 1,778,414.20
  4. Step 4: Simplify right side
    3,125,606.20x = 8,331,710,647,563.42
  5. Step 5: Solve for x
    x = 8,331,710,647,563.42/3,125,606.20
  6. Step 6: Final answer
    x = 2,665,630.32

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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.