Home / 3,228,284.40-4,455,233.95-1,777,979.45

Finding the Fourth Proportional to 3,228,284.40, 4,455,233.95 and 1,777,979.45

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Solution

The fourth proportional to 3,228,284.40, 4,455,233.95 and 1,777,979.45 is: 2,453,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,284.40 : 4,455,233.95 = 1,777,979.45 : x
  2. Step 2: Convert to fraction form
    3,228,284.40/4,455,233.95 = 1,777,979.45/x
  3. Step 3: Cross multiply
    3,228,284.40x = 4,455,233.95 × 1,777,979.45
  4. Step 4: Simplify right side
    3,228,284.40x = 7,921,314,408,042.33
  5. Step 5: Solve for x
    x = 7,921,314,408,042.33/3,228,284.40
  6. Step 6: Final answer
    x = 2,453,722.61

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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.