Home / 3,019,144-4,166,418.72-1,660,987.84

Finding the Fourth Proportional to 3,019,144, 4,166,418.72 and 1,660,987.84

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Solution

The fourth proportional to 3,019,144, 4,166,418.72 and 1,660,987.84 is: 2,292,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,144 : 4,166,418.72 = 1,660,987.84 : x
  2. Step 2: Convert to fraction form
    3,019,144/4,166,418.72 = 1,660,987.84/x
  3. Step 3: Cross multiply
    3,019,144x = 4,166,418.72 × 1,660,987.84
  4. Step 4: Simplify right side
    3,019,144x = 6,920,370,830,268.37
  5. Step 5: Solve for x
    x = 6,920,370,830,268.37/3,019,144
  6. Step 6: Final answer
    x = 2,292,163.22

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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.