Home / 2,245,884.42-3,099,871.26-1,279,584.48

Finding the Fourth Proportional to 2,245,884.42, 3,099,871.26 and 1,279,584.48

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Solution

The fourth proportional to 2,245,884.42, 3,099,871.26 and 1,279,584.48 is: 1,766,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,884.42 : 3,099,871.26 = 1,279,584.48 : x
  2. Step 2: Convert to fraction form
    2,245,884.42/3,099,871.26 = 1,279,584.48/x
  3. Step 3: Cross multiply
    2,245,884.42x = 3,099,871.26 × 1,279,584.48
  4. Step 4: Simplify right side
    2,245,884.42x = 3,966,547,154,294.04
  5. Step 5: Solve for x
    x = 3,966,547,154,294.04/2,245,884.42
  6. Step 6: Final answer
    x = 1,766,140.38

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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.