Home / 2,219,993.20-3,063,600.32-1,201,398.08

Finding the Fourth Proportional to 2,219,993.20, 3,063,600.32 and 1,201,398.08

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Solution

The fourth proportional to 2,219,993.20, 3,063,600.32 and 1,201,398.08 is: 1,657,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,993.20 : 3,063,600.32 = 1,201,398.08 : x
  2. Step 2: Convert to fraction form
    2,219,993.20/3,063,600.32 = 1,201,398.08/x
  3. Step 3: Cross multiply
    2,219,993.20x = 3,063,600.32 × 1,201,398.08
  4. Step 4: Simplify right side
    2,219,993.20x = 3,680,603,542,335.39
  5. Step 5: Solve for x
    x = 3,680,603,542,335.39/2,219,993.20
  6. Step 6: Final answer
    x = 1,657,934.60

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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.