Home / 1,181,422.80-1,772,134.20-550,400.40

Finding the Fourth Proportional to 1,181,422.80, 1,772,134.20 and 550,400.40

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Solution

The fourth proportional to 1,181,422.80, 1,772,134.20 and 550,400.40 is: 825,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,422.80 : 1,772,134.20 = 550,400.40 : x
  2. Step 2: Convert to fraction form
    1,181,422.80/1,772,134.20 = 550,400.40/x
  3. Step 3: Cross multiply
    1,181,422.80x = 1,772,134.20 × 550,400.40
  4. Step 4: Simplify right side
    1,181,422.80x = 975,383,372,533.68
  5. Step 5: Solve for x
    x = 975,383,372,533.68/1,181,422.80
  6. Step 6: Final answer
    x = 825,600.60

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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.