Home / 4,420,998.28-6,631,497-1,226,124.40

Finding the Fourth Proportional to 4,420,998.28, 6,631,497 and 1,226,124.40

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Solution

The fourth proportional to 4,420,998.28, 6,631,497 and 1,226,124.40 is: 1,839,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,998.28 : 6,631,497 = 1,226,124.40 : x
  2. Step 2: Convert to fraction form
    4,420,998.28/6,631,497 = 1,226,124.40/x
  3. Step 3: Cross multiply
    4,420,998.28x = 6,631,497 × 1,226,124.40
  4. Step 4: Simplify right side
    4,420,998.28x = 8,131,040,280,226.80
  5. Step 5: Solve for x
    x = 8,131,040,280,226.80/4,420,998.28
  6. Step 6: Final answer
    x = 1,839,186.48

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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.