Home / 3,891,448.36-5,833,110.12-1,331,909.38

Finding the Fourth Proportional to 3,891,448.36, 5,833,110.12 and 1,331,909.38

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Solution

The fourth proportional to 3,891,448.36, 5,833,110.12 and 1,331,909.38 is: 1,996,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,448.36 : 5,833,110.12 = 1,331,909.38 : x
  2. Step 2: Convert to fraction form
    3,891,448.36/5,833,110.12 = 1,331,909.38/x
  3. Step 3: Cross multiply
    3,891,448.36x = 5,833,110.12 × 1,331,909.38
  4. Step 4: Simplify right side
    3,891,448.36x = 7,769,174,083,400.93
  5. Step 5: Solve for x
    x = 7,769,174,083,400.93/3,891,448.36
  6. Step 6: Final answer
    x = 1,996,473.64

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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.