Home / 2,428,343.79-3,351,553.08-1,448,345.64

Finding the Fourth Proportional to 2,428,343.79, 3,351,553.08 and 1,448,345.64

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Solution

The fourth proportional to 2,428,343.79, 3,351,553.08 and 1,448,345.64 is: 1,998,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,343.79 : 3,351,553.08 = 1,448,345.64 : x
  2. Step 2: Convert to fraction form
    2,428,343.79/3,351,553.08 = 1,448,345.64/x
  3. Step 3: Cross multiply
    2,428,343.79x = 3,351,553.08 × 1,448,345.64
  4. Step 4: Simplify right side
    2,428,343.79x = 4,854,207,290,646.57
  5. Step 5: Solve for x
    x = 4,854,207,290,646.57/2,428,343.79
  6. Step 6: Final answer
    x = 1,998,978.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.