Home / 2,690,849.87-4,038,166.26-2,433,578.48

Finding the Fourth Proportional to 2,690,849.87, 4,038,166.26 and 2,433,578.48

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Solution

The fourth proportional to 2,690,849.87, 4,038,166.26 and 2,433,578.48 is: 3,652,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,849.87 : 4,038,166.26 = 2,433,578.48 : x
  2. Step 2: Convert to fraction form
    2,690,849.87/4,038,166.26 = 2,433,578.48/x
  3. Step 3: Cross multiply
    2,690,849.87x = 4,038,166.26 × 2,433,578.48
  4. Step 4: Simplify right side
    2,690,849.87x = 9,827,194,519,093.50
  5. Step 5: Solve for x
    x = 9,827,194,519,093.50/2,690,849.87
  6. Step 6: Final answer
    x = 3,652,078.33

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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.