Home / 2,777,748.34-4,161,860.43-1,865,220.34

Finding the Fourth Proportional to 2,777,748.34, 4,161,860.43 and 1,865,220.34

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Solution

The fourth proportional to 2,777,748.34, 4,161,860.43 and 1,865,220.34 is: 2,794,632.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,748.34 : 4,161,860.43 = 1,865,220.34 : x
  2. Step 2: Convert to fraction form
    2,777,748.34/4,161,860.43 = 1,865,220.34/x
  3. Step 3: Cross multiply
    2,777,748.34x = 4,161,860.43 × 1,865,220.34
  4. Step 4: Simplify right side
    2,777,748.34x = 7,762,786,726,277.15
  5. Step 5: Solve for x
    x = 7,762,786,726,277.15/2,777,748.34
  6. Step 6: Final answer
    x = 2,794,632.84

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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.