Home / 2,938,849.20-4,408,273.80-1,259,233.20

Finding the Fourth Proportional to 2,938,849.20, 4,408,273.80 and 1,259,233.20

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Solution

The fourth proportional to 2,938,849.20, 4,408,273.80 and 1,259,233.20 is: 1,888,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,849.20 : 4,408,273.80 = 1,259,233.20 : x
  2. Step 2: Convert to fraction form
    2,938,849.20/4,408,273.80 = 1,259,233.20/x
  3. Step 3: Cross multiply
    2,938,849.20x = 4,408,273.80 × 1,259,233.20
  4. Step 4: Simplify right side
    2,938,849.20x = 5,551,044,723,650.16
  5. Step 5: Solve for x
    x = 5,551,044,723,650.16/2,938,849.20
  6. Step 6: Final answer
    x = 1,888,849.80

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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.