Home / 1,467,472.20-2,201,208.30-989,175.30

Finding the Fourth Proportional to 1,467,472.20, 2,201,208.30 and 989,175.30

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Solution

The fourth proportional to 1,467,472.20, 2,201,208.30 and 989,175.30 is: 1,483,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,472.20 : 2,201,208.30 = 989,175.30 : x
  2. Step 2: Convert to fraction form
    1,467,472.20/2,201,208.30 = 989,175.30/x
  3. Step 3: Cross multiply
    1,467,472.20x = 2,201,208.30 × 989,175.30
  4. Step 4: Simplify right side
    1,467,472.20x = 2,177,380,880,514.99
  5. Step 5: Solve for x
    x = 2,177,380,880,514.99/1,467,472.20
  6. Step 6: Final answer
    x = 1,483,762.95

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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.