Home / 1,461,441.20-2,194,149.74-822,194.78

Finding the Fourth Proportional to 1,461,441.20, 2,194,149.74 and 822,194.78

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Solution

The fourth proportional to 1,461,441.20, 2,194,149.74 and 822,194.78 is: 1,234,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,441.20 : 2,194,149.74 = 822,194.78 : x
  2. Step 2: Convert to fraction form
    1,461,441.20/2,194,149.74 = 822,194.78/x
  3. Step 3: Cross multiply
    1,461,441.20x = 2,194,149.74 × 822,194.78
  4. Step 4: Simplify right side
    1,461,441.20x = 1,804,018,447,684.63
  5. Step 5: Solve for x
    x = 1,804,018,447,684.63/1,461,441.20
  6. Step 6: Final answer
    x = 1,234,410.56

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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.