Home / 2,777,661.16-4,165,762.68-1,179,401.56

Finding the Fourth Proportional to 2,777,661.16, 4,165,762.68 and 1,179,401.56

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Solution

The fourth proportional to 2,777,661.16, 4,165,762.68 and 1,179,401.56 is: 1,768,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,661.16 : 4,165,762.68 = 1,179,401.56 : x
  2. Step 2: Convert to fraction form
    2,777,661.16/4,165,762.68 = 1,179,401.56/x
  3. Step 3: Cross multiply
    2,777,661.16x = 4,165,762.68 × 1,179,401.56
  4. Step 4: Simplify right side
    2,777,661.16x = 4,913,107,003,381.78
  5. Step 5: Solve for x
    x = 4,913,107,003,381.78/2,777,661.16
  6. Step 6: Final answer
    x = 1,768,792.78

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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.