Home / 2,816,365.08-4,222,860.24-896,447.28

Finding the Fourth Proportional to 2,816,365.08, 4,222,860.24 and 896,447.28

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Solution

The fourth proportional to 2,816,365.08, 4,222,860.24 and 896,447.28 is: 1,344,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,365.08 : 4,222,860.24 = 896,447.28 : x
  2. Step 2: Convert to fraction form
    2,816,365.08/4,222,860.24 = 896,447.28/x
  3. Step 3: Cross multiply
    2,816,365.08x = 4,222,860.24 × 896,447.28
  4. Step 4: Simplify right side
    2,816,365.08x = 3,785,571,575,968.15
  5. Step 5: Solve for x
    x = 3,785,571,575,968.15/2,816,365.08
  6. Step 6: Final answer
    x = 1,344,133.83

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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.