Home / 2,756,968.30-4,136,012.95-959,991.90

Finding the Fourth Proportional to 2,756,968.30, 4,136,012.95 and 959,991.90

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Solution

The fourth proportional to 2,756,968.30, 4,136,012.95 and 959,991.90 is: 1,440,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,968.30 : 4,136,012.95 = 959,991.90 : x
  2. Step 2: Convert to fraction form
    2,756,968.30/4,136,012.95 = 959,991.90/x
  3. Step 3: Cross multiply
    2,756,968.30x = 4,136,012.95 × 959,991.90
  4. Step 4: Simplify right side
    2,756,968.30x = 3,970,538,930,295.11
  5. Step 5: Solve for x
    x = 3,970,538,930,295.11/2,756,968.30
  6. Step 6: Final answer
    x = 1,440,183.02

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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.