Home / 4,661,066.62-6,991,621.80-1,628,419.33

Finding the Fourth Proportional to 4,661,066.62, 6,991,621.80 and 1,628,419.33

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Solution

The fourth proportional to 4,661,066.62, 6,991,621.80 and 1,628,419.33 is: 2,442,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661,066.62 : 6,991,621.80 = 1,628,419.33 : x
  2. Step 2: Convert to fraction form
    4,661,066.62/6,991,621.80 = 1,628,419.33/x
  3. Step 3: Cross multiply
    4,661,066.62x = 6,991,621.80 × 1,628,419.33
  4. Step 4: Simplify right side
    4,661,066.62x = 11,385,292,087,169.39
  5. Step 5: Solve for x
    x = 11,385,292,087,169.39/4,661,066.62
  6. Step 6: Final answer
    x = 2,442,636.64

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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.