Home / 1,414,728.12-2,122,023.06-528,195

Finding the Fourth Proportional to 1,414,728.12, 2,122,023.06 and 528,195

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Solution

The fourth proportional to 1,414,728.12, 2,122,023.06 and 528,195 is: 792,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,728.12 : 2,122,023.06 = 528,195 : x
  2. Step 2: Convert to fraction form
    1,414,728.12/2,122,023.06 = 528,195/x
  3. Step 3: Cross multiply
    1,414,728.12x = 2,122,023.06 × 528,195
  4. Step 4: Simplify right side
    1,414,728.12x = 1,120,841,970,176.70
  5. Step 5: Solve for x
    x = 1,120,841,970,176.70/1,414,728.12
  6. Step 6: Final answer
    x = 792,266.69

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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.