Home / 2,831,660.80-4,247,491.20-837,116.80

Finding the Fourth Proportional to 2,831,660.80, 4,247,491.20 and 837,116.80

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Solution

The fourth proportional to 2,831,660.80, 4,247,491.20 and 837,116.80 is: 1,255,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,660.80 : 4,247,491.20 = 837,116.80 : x
  2. Step 2: Convert to fraction form
    2,831,660.80/4,247,491.20 = 837,116.80/x
  3. Step 3: Cross multiply
    2,831,660.80x = 4,247,491.20 × 837,116.80
  4. Step 4: Simplify right side
    2,831,660.80x = 3,555,646,241,372.16
  5. Step 5: Solve for x
    x = 3,555,646,241,372.16/2,831,660.80
  6. Step 6: Final answer
    x = 1,255,675.20

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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.