Home / 3,557,205.22-5,335,820.46-861,532.26

Finding the Fourth Proportional to 3,557,205.22, 5,335,820.46 and 861,532.26

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Solution

The fourth proportional to 3,557,205.22, 5,335,820.46 and 861,532.26 is: 1,292,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,205.22 : 5,335,820.46 = 861,532.26 : x
  2. Step 2: Convert to fraction form
    3,557,205.22/5,335,820.46 = 861,532.26/x
  3. Step 3: Cross multiply
    3,557,205.22x = 5,335,820.46 × 861,532.26
  4. Step 4: Simplify right side
    3,557,205.22x = 4,596,981,459,858.04
  5. Step 5: Solve for x
    x = 4,596,981,459,858.04/3,557,205.22
  6. Step 6: Final answer
    x = 1,292,301.45

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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.