Home / 2,933,998.20-4,400,997.30-1,977,404.40

Finding the Fourth Proportional to 2,933,998.20, 4,400,997.30 and 1,977,404.40

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Solution

The fourth proportional to 2,933,998.20, 4,400,997.30 and 1,977,404.40 is: 2,966,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933,998.20 : 4,400,997.30 = 1,977,404.40 : x
  2. Step 2: Convert to fraction form
    2,933,998.20/4,400,997.30 = 1,977,404.40/x
  3. Step 3: Cross multiply
    2,933,998.20x = 4,400,997.30 × 1,977,404.40
  4. Step 4: Simplify right side
    2,933,998.20x = 8,702,551,425,408.12
  5. Step 5: Solve for x
    x = 8,702,551,425,408.12/2,933,998.20
  6. Step 6: Final answer
    x = 2,966,106.60

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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.