Home / 3,063,320.82-4,594,981.23-819,400.50

Finding the Fourth Proportional to 3,063,320.82, 4,594,981.23 and 819,400.50

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Solution

The fourth proportional to 3,063,320.82, 4,594,981.23 and 819,400.50 is: 1,229,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,320.82 : 4,594,981.23 = 819,400.50 : x
  2. Step 2: Convert to fraction form
    3,063,320.82/4,594,981.23 = 819,400.50/x
  3. Step 3: Cross multiply
    3,063,320.82x = 4,594,981.23 × 819,400.50
  4. Step 4: Simplify right side
    3,063,320.82x = 3,765,129,917,352.62
  5. Step 5: Solve for x
    x = 3,765,129,917,352.62/3,063,320.82
  6. Step 6: Final answer
    x = 1,229,100.75

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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.