Home / 4,815,980.42-7,214,344.79-2,895,840.28

Finding the Fourth Proportional to 4,815,980.42, 7,214,344.79 and 2,895,840.28

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Solution

The fourth proportional to 4,815,980.42, 7,214,344.79 and 2,895,840.28 is: 4,337,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,980.42 : 7,214,344.79 = 2,895,840.28 : x
  2. Step 2: Convert to fraction form
    4,815,980.42/7,214,344.79 = 2,895,840.28/x
  3. Step 3: Cross multiply
    4,815,980.42x = 7,214,344.79 × 2,895,840.28
  4. Step 4: Simplify right side
    4,815,980.42x = 20,891,590,231,228.87
  5. Step 5: Solve for x
    x = 20,891,590,231,228.87/4,815,980.42
  6. Step 6: Final answer
    x = 4,337,972.42

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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.