Home / 3,355,143.30-5,028,518.07-2,642,356.26

Finding the Fourth Proportional to 3,355,143.30, 5,028,518.07 and 2,642,356.26

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Solution

The fourth proportional to 3,355,143.30, 5,028,518.07 and 2,642,356.26 is: 3,960,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,143.30 : 5,028,518.07 = 2,642,356.26 : x
  2. Step 2: Convert to fraction form
    3,355,143.30/5,028,518.07 = 2,642,356.26/x
  3. Step 3: Cross multiply
    3,355,143.30x = 5,028,518.07 × 2,642,356.26
  4. Step 4: Simplify right side
    3,355,143.30x = 13,287,136,200,787.62
  5. Step 5: Solve for x
    x = 13,287,136,200,787.62/3,355,143.30
  6. Step 6: Final answer
    x = 3,960,229.12

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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.