Home / 2,197,911.70-3,296,867.55-1,631,041.30

Finding the Fourth Proportional to 2,197,911.70, 3,296,867.55 and 1,631,041.30

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Solution

The fourth proportional to 2,197,911.70, 3,296,867.55 and 1,631,041.30 is: 2,446,561.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,911.70 : 3,296,867.55 = 1,631,041.30 : x
  2. Step 2: Convert to fraction form
    2,197,911.70/3,296,867.55 = 1,631,041.30/x
  3. Step 3: Cross multiply
    2,197,911.70x = 3,296,867.55 × 1,631,041.30
  4. Step 4: Simplify right side
    2,197,911.70x = 5,377,327,134,679.81
  5. Step 5: Solve for x
    x = 5,377,327,134,679.81/2,197,911.70
  6. Step 6: Final answer
    x = 2,446,561.95

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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.