Home / 3,978,860.04-5,970,053.82-2,085,151.08

Finding the Fourth Proportional to 3,978,860.04, 5,970,053.82 and 2,085,151.08

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Solution

The fourth proportional to 3,978,860.04, 5,970,053.82 and 2,085,151.08 is: 3,128,650.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,860.04 : 5,970,053.82 = 2,085,151.08 : x
  2. Step 2: Convert to fraction form
    3,978,860.04/5,970,053.82 = 2,085,151.08/x
  3. Step 3: Cross multiply
    3,978,860.04x = 5,970,053.82 × 2,085,151.08
  4. Step 4: Simplify right side
    3,978,860.04x = 12,448,464,170,431.13
  5. Step 5: Solve for x
    x = 12,448,464,170,431.13/3,978,860.04
  6. Step 6: Final answer
    x = 3,128,650.93

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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.