Home / 2,997,401.81-4,497,578.97-1,399,732.70

Finding the Fourth Proportional to 2,997,401.81, 4,497,578.97 and 1,399,732.70

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Solution

The fourth proportional to 2,997,401.81, 4,497,578.97 and 1,399,732.70 is: 2,100,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,401.81 : 4,497,578.97 = 1,399,732.70 : x
  2. Step 2: Convert to fraction form
    2,997,401.81/4,497,578.97 = 1,399,732.70/x
  3. Step 3: Cross multiply
    2,997,401.81x = 4,497,578.97 × 1,399,732.70
  4. Step 4: Simplify right side
    2,997,401.81x = 6,295,408,355,141.32
  5. Step 5: Solve for x
    x = 6,295,408,355,141.32/2,997,401.81
  6. Step 6: Final answer
    x = 2,100,288.43

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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.