Home / 2,066,057.46-3,099,141.54-646,113.51

Finding the Fourth Proportional to 2,066,057.46, 3,099,141.54 and 646,113.51

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Solution

The fourth proportional to 2,066,057.46, 3,099,141.54 and 646,113.51 is: 969,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,057.46 : 3,099,141.54 = 646,113.51 : x
  2. Step 2: Convert to fraction form
    2,066,057.46/3,099,141.54 = 646,113.51/x
  3. Step 3: Cross multiply
    2,066,057.46x = 3,099,141.54 × 646,113.51
  4. Step 4: Simplify right side
    2,066,057.46x = 2,002,397,218,396.21
  5. Step 5: Solve for x
    x = 2,002,397,218,396.21/2,066,057.46
  6. Step 6: Final answer
    x = 969,187.57

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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.