Home / 3,397,059-4,686,396.65-2,019,621.09

Finding the Fourth Proportional to 3,397,059, 4,686,396.65 and 2,019,621.09

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Solution

The fourth proportional to 3,397,059, 4,686,396.65 and 2,019,621.09 is: 2,786,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,059 : 4,686,396.65 = 2,019,621.09 : x
  2. Step 2: Convert to fraction form
    3,397,059/4,686,396.65 = 2,019,621.09/x
  3. Step 3: Cross multiply
    3,397,059x = 4,686,396.65 × 2,019,621.09
  4. Step 4: Simplify right side
    3,397,059x = 9,464,745,525,494.81
  5. Step 5: Solve for x
    x = 9,464,745,525,494.81/3,397,059
  6. Step 6: Final answer
    x = 2,786,158.71

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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.