Home / 1,952,135.31-2,928,707.79-1,143,202.89

Finding the Fourth Proportional to 1,952,135.31, 2,928,707.79 and 1,143,202.89

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Solution

The fourth proportional to 1,952,135.31, 2,928,707.79 and 1,143,202.89 is: 1,715,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,135.31 : 2,928,707.79 = 1,143,202.89 : x
  2. Step 2: Convert to fraction form
    1,952,135.31/2,928,707.79 = 1,143,202.89/x
  3. Step 3: Cross multiply
    1,952,135.31x = 2,928,707.79 × 1,143,202.89
  4. Step 4: Simplify right side
    1,952,135.31x = 3,348,107,209,493.51
  5. Step 5: Solve for x
    x = 3,348,107,209,493.51/1,952,135.31
  6. Step 6: Final answer
    x = 1,715,099.97

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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.