Home / 3,586,578.90-5,379,892.58-1,311,167.25

Finding the Fourth Proportional to 3,586,578.90, 5,379,892.58 and 1,311,167.25

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Solution

The fourth proportional to 3,586,578.90, 5,379,892.58 and 1,311,167.25 is: 1,966,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,578.90 : 5,379,892.58 = 1,311,167.25 : x
  2. Step 2: Convert to fraction form
    3,586,578.90/5,379,892.58 = 1,311,167.25/x
  3. Step 3: Cross multiply
    3,586,578.90x = 5,379,892.58 × 1,311,167.25
  4. Step 4: Simplify right side
    3,586,578.90x = 7,053,938,952,858.17
  5. Step 5: Solve for x
    x = 7,053,938,952,858.17/3,586,578.90
  6. Step 6: Final answer
    x = 1,966,759.73

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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.