Home / 1,088,136.10-1,630,235.85-930,672.10

Finding the Fourth Proportional to 1,088,136.10, 1,630,235.85 and 930,672.10

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Solution

The fourth proportional to 1,088,136.10, 1,630,235.85 and 930,672.10 is: 1,394,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,136.10 : 1,630,235.85 = 930,672.10 : x
  2. Step 2: Convert to fraction form
    1,088,136.10/1,630,235.85 = 930,672.10/x
  3. Step 3: Cross multiply
    1,088,136.10x = 1,630,235.85 × 930,672.10
  4. Step 4: Simplify right side
    1,088,136.10x = 1,517,215,022,014.79
  5. Step 5: Solve for x
    x = 1,517,215,022,014.79/1,088,136.10
  6. Step 6: Final answer
    x = 1,394,324.68

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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.