Home / 1,214,372.40-1,820,100.60-504,034.80

Finding the Fourth Proportional to 1,214,372.40, 1,820,100.60 and 504,034.80

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Solution

The fourth proportional to 1,214,372.40, 1,820,100.60 and 504,034.80 is: 755,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,372.40 : 1,820,100.60 = 504,034.80 : x
  2. Step 2: Convert to fraction form
    1,214,372.40/1,820,100.60 = 504,034.80/x
  3. Step 3: Cross multiply
    1,214,372.40x = 1,820,100.60 × 504,034.80
  4. Step 4: Simplify right side
    1,214,372.40x = 917,394,041,900.88
  5. Step 5: Solve for x
    x = 917,394,041,900.88/1,214,372.40
  6. Step 6: Final answer
    x = 755,447.05

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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.