Home / 4,805,415.82-7,207,320.01-2,109,017.05

Finding the Fourth Proportional to 4,805,415.82, 7,207,320.01 and 2,109,017.05

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Solution

The fourth proportional to 4,805,415.82, 7,207,320.01 and 2,109,017.05 is: 3,163,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805,415.82 : 7,207,320.01 = 2,109,017.05 : x
  2. Step 2: Convert to fraction form
    4,805,415.82/7,207,320.01 = 2,109,017.05/x
  3. Step 3: Cross multiply
    4,805,415.82x = 7,207,320.01 × 2,109,017.05
  4. Step 4: Simplify right side
    4,805,415.82x = 15,200,360,766,559.73
  5. Step 5: Solve for x
    x = 15,200,360,766,559.73/4,805,415.82
  6. Step 6: Final answer
    x = 3,163,172.83

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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.