Home / 1,463,919.09-2,019,748.01-819,236.85

Finding the Fourth Proportional to 1,463,919.09, 2,019,748.01 and 819,236.85

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Solution

The fourth proportional to 1,463,919.09, 2,019,748.01 and 819,236.85 is: 1,130,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,919.09 : 2,019,748.01 = 819,236.85 : x
  2. Step 2: Convert to fraction form
    1,463,919.09/2,019,748.01 = 819,236.85/x
  3. Step 3: Cross multiply
    1,463,919.09x = 2,019,748.01 × 819,236.85
  4. Step 4: Simplify right side
    1,463,919.09x = 1,654,651,993,409.98
  5. Step 5: Solve for x
    x = 1,654,651,993,409.98/1,463,919.09
  6. Step 6: Final answer
    x = 1,130,289.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.