Home / 3,629,976-5,009,278.59-1,998,370.32

Finding the Fourth Proportional to 3,629,976, 5,009,278.59 and 1,998,370.32

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Solution

The fourth proportional to 3,629,976, 5,009,278.59 and 1,998,370.32 is: 2,757,702.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,976 : 5,009,278.59 = 1,998,370.32 : x
  2. Step 2: Convert to fraction form
    3,629,976/5,009,278.59 = 1,998,370.32/x
  3. Step 3: Cross multiply
    3,629,976x = 5,009,278.59 × 1,998,370.32
  4. Step 4: Simplify right side
    3,629,976x = 10,010,393,658,867.45
  5. Step 5: Solve for x
    x = 10,010,393,658,867.45/3,629,976
  6. Step 6: Final answer
    x = 2,757,702.44

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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.