Home / 5,228,443.80-7,215,929.04-2,936,604.42

Finding the Fourth Proportional to 5,228,443.80, 7,215,929.04 and 2,936,604.42

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Solution

The fourth proportional to 5,228,443.80, 7,215,929.04 and 2,936,604.42 is: 4,052,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,443.80 : 7,215,929.04 = 2,936,604.42 : x
  2. Step 2: Convert to fraction form
    5,228,443.80/7,215,929.04 = 2,936,604.42/x
  3. Step 3: Cross multiply
    5,228,443.80x = 7,215,929.04 × 2,936,604.42
  4. Step 4: Simplify right side
    5,228,443.80x = 21,190,329,113,270.36
  5. Step 5: Solve for x
    x = 21,190,329,113,270.36/5,228,443.80
  6. Step 6: Final answer
    x = 4,052,894.12

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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.