Home / 3,221,419.05-4,832,017.32-825,287.16

Finding the Fourth Proportional to 3,221,419.05, 4,832,017.32 and 825,287.16

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Solution

The fourth proportional to 3,221,419.05, 4,832,017.32 and 825,287.16 is: 1,237,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,419.05 : 4,832,017.32 = 825,287.16 : x
  2. Step 2: Convert to fraction form
    3,221,419.05/4,832,017.32 = 825,287.16/x
  3. Step 3: Cross multiply
    3,221,419.05x = 4,832,017.32 × 825,287.16
  4. Step 4: Simplify right side
    3,221,419.05x = 3,987,801,851,093.61
  5. Step 5: Solve for x
    x = 3,987,801,851,093.61/3,221,419.05
  6. Step 6: Final answer
    x = 1,237,902.24

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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.