Home / 885,850.80-1,328,776.20-822,865.20

Finding the Fourth Proportional to 885,850.80, 1,328,776.20 and 822,865.20

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Solution

The fourth proportional to 885,850.80, 1,328,776.20 and 822,865.20 is: 1,234,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,850.80 : 1,328,776.20 = 822,865.20 : x
  2. Step 2: Convert to fraction form
    885,850.80/1,328,776.20 = 822,865.20/x
  3. Step 3: Cross multiply
    885,850.80x = 1,328,776.20 × 822,865.20
  4. Step 4: Simplify right side
    885,850.80x = 1,093,403,693,568.24
  5. Step 5: Solve for x
    x = 1,093,403,693,568.24/885,850.80
  6. Step 6: Final answer
    x = 1,234,297.80

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1.5x scale

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.