Home / 922,181.80-1,383,272.70-548,012.20

Finding the Fourth Proportional to 922,181.80, 1,383,272.70 and 548,012.20

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Solution

The fourth proportional to 922,181.80, 1,383,272.70 and 548,012.20 is: 822,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,181.80 : 1,383,272.70 = 548,012.20 : x
  2. Step 2: Convert to fraction form
    922,181.80/1,383,272.70 = 548,012.20/x
  3. Step 3: Cross multiply
    922,181.80x = 1,383,272.70 × 548,012.20
  4. Step 4: Simplify right side
    922,181.80x = 758,050,315,526.94
  5. Step 5: Solve for x
    x = 758,050,315,526.94/922,181.80
  6. Step 6: Final answer
    x = 822,018.30

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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.