Home / 5,213,509.98-7,821,488.97-1,619,091.42

Finding the Fourth Proportional to 5,213,509.98, 7,821,488.97 and 1,619,091.42

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Solution

The fourth proportional to 5,213,509.98, 7,821,488.97 and 1,619,091.42 is: 2,429,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,509.98 : 7,821,488.97 = 1,619,091.42 : x
  2. Step 2: Convert to fraction form
    5,213,509.98/7,821,488.97 = 1,619,091.42/x
  3. Step 3: Cross multiply
    5,213,509.98x = 7,821,488.97 × 1,619,091.42
  4. Step 4: Simplify right side
    5,213,509.98x = 12,663,705,682,951.64
  5. Step 5: Solve for x
    x = 12,663,705,682,951.64/5,213,509.98
  6. Step 6: Final answer
    x = 2,429,017.25

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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.