Home / 3,228,187.12-4,454,843.88-1,778,017.60

Finding the Fourth Proportional to 3,228,187.12, 4,454,843.88 and 1,778,017.60

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Solution

The fourth proportional to 3,228,187.12, 4,454,843.88 and 1,778,017.60 is: 2,453,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,187.12 : 4,454,843.88 = 1,778,017.60 : x
  2. Step 2: Convert to fraction form
    3,228,187.12/4,454,843.88 = 1,778,017.60/x
  3. Step 3: Cross multiply
    3,228,187.12x = 4,454,843.88 × 1,778,017.60
  4. Step 4: Simplify right side
    3,228,187.12x = 7,920,790,823,892.29
  5. Step 5: Solve for x
    x = 7,920,790,823,892.29/3,228,187.12
  6. Step 6: Final answer
    x = 2,453,634.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.