Home / 3,408,940.11-5,114,109.95-1,012,571.31

Finding the Fourth Proportional to 3,408,940.11, 5,114,109.95 and 1,012,571.31

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Solution

The fourth proportional to 3,408,940.11, 5,114,109.95 and 1,012,571.31 is: 1,519,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,940.11 : 5,114,109.95 = 1,012,571.31 : x
  2. Step 2: Convert to fraction form
    3,408,940.11/5,114,109.95 = 1,012,571.31/x
  3. Step 3: Cross multiply
    3,408,940.11x = 5,114,109.95 × 1,012,571.31
  4. Step 4: Simplify right side
    3,408,940.11x = 5,178,401,006,492.68
  5. Step 5: Solve for x
    x = 5,178,401,006,492.68/3,408,940.11
  6. Step 6: Final answer
    x = 1,519,064.82

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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.