Home / 1,328,981.40-1,993,472.10-796,228.20

Finding the Fourth Proportional to 1,328,981.40, 1,993,472.10 and 796,228.20

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Solution

The fourth proportional to 1,328,981.40, 1,993,472.10 and 796,228.20 is: 1,194,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,981.40 : 1,993,472.10 = 796,228.20 : x
  2. Step 2: Convert to fraction form
    1,328,981.40/1,993,472.10 = 796,228.20/x
  3. Step 3: Cross multiply
    1,328,981.40x = 1,993,472.10 × 796,228.20
  4. Step 4: Simplify right side
    1,328,981.40x = 1,587,258,701,933.22
  5. Step 5: Solve for x
    x = 1,587,258,701,933.22/1,328,981.40
  6. Step 6: Final answer
    x = 1,194,342.30

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Similar ratio
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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.