Home / 2,483,172.78-3,722,871.06-1,284,331.74

Finding the Fourth Proportional to 2,483,172.78, 3,722,871.06 and 1,284,331.74

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Solution

The fourth proportional to 2,483,172.78, 3,722,871.06 and 1,284,331.74 is: 1,925,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483,172.78 : 3,722,871.06 = 1,284,331.74 : x
  2. Step 2: Convert to fraction form
    2,483,172.78/3,722,871.06 = 1,284,331.74/x
  3. Step 3: Cross multiply
    2,483,172.78x = 3,722,871.06 × 1,284,331.74
  4. Step 4: Simplify right side
    2,483,172.78x = 4,781,401,466,285.44
  5. Step 5: Solve for x
    x = 4,781,401,466,285.44/2,483,172.78
  6. Step 6: Final answer
    x = 1,925,521.05

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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.