Home / 1,328,564.10-1,992,846.15-796,685.70

Finding the Fourth Proportional to 1,328,564.10, 1,992,846.15 and 796,685.70

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Solution

The fourth proportional to 1,328,564.10, 1,992,846.15 and 796,685.70 is: 1,195,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,564.10 : 1,992,846.15 = 796,685.70 : x
  2. Step 2: Convert to fraction form
    1,328,564.10/1,992,846.15 = 796,685.70/x
  3. Step 3: Cross multiply
    1,328,564.10x = 1,992,846.15 × 796,685.70
  4. Step 4: Simplify right side
    1,328,564.10x = 1,587,672,030,005.06
  5. Step 5: Solve for x
    x = 1,587,672,030,005.06/1,328,564.10
  6. Step 6: Final answer
    x = 1,195,028.55

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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.