Home / 3,981,578.70-5,494,341.87-2,262,460.62

Finding the Fourth Proportional to 3,981,578.70, 5,494,341.87 and 2,262,460.62

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Solution

The fourth proportional to 3,981,578.70, 5,494,341.87 and 2,262,460.62 is: 3,122,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,578.70 : 5,494,341.87 = 2,262,460.62 : x
  2. Step 2: Convert to fraction form
    3,981,578.70/5,494,341.87 = 2,262,460.62/x
  3. Step 3: Cross multiply
    3,981,578.70x = 5,494,341.87 × 2,262,460.62
  4. Step 4: Simplify right side
    3,981,578.70x = 12,430,732,113,692.16
  5. Step 5: Solve for x
    x = 12,430,732,113,692.16/3,981,578.70
  6. Step 6: Final answer
    x = 3,122,061.13

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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.