Home / 3,198,938.90-4,798,408.38-1,069,023.02

Finding the Fourth Proportional to 3,198,938.90, 4,798,408.38 and 1,069,023.02

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Solution

The fourth proportional to 3,198,938.90, 4,798,408.38 and 1,069,023.02 is: 1,603,534.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,938.90 : 4,798,408.38 = 1,069,023.02 : x
  2. Step 2: Convert to fraction form
    3,198,938.90/4,798,408.38 = 1,069,023.02/x
  3. Step 3: Cross multiply
    3,198,938.90x = 4,798,408.38 × 1,069,023.02
  4. Step 4: Simplify right side
    3,198,938.90x = 5,129,609,012,235.79
  5. Step 5: Solve for x
    x = 5,129,609,012,235.79/3,198,938.90
  6. Step 6: Final answer
    x = 1,603,534.54

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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.