Home / 1,508,857.20-2,263,285.80-800,269.20

Finding the Fourth Proportional to 1,508,857.20, 2,263,285.80 and 800,269.20

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Solution

The fourth proportional to 1,508,857.20, 2,263,285.80 and 800,269.20 is: 1,200,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,857.20 : 2,263,285.80 = 800,269.20 : x
  2. Step 2: Convert to fraction form
    1,508,857.20/2,263,285.80 = 800,269.20/x
  3. Step 3: Cross multiply
    1,508,857.20x = 2,263,285.80 × 800,269.20
  4. Step 4: Simplify right side
    1,508,857.20x = 1,811,237,916,537.36
  5. Step 5: Solve for x
    x = 1,811,237,916,537.36/1,508,857.20
  6. Step 6: Final answer
    x = 1,200,403.80

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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.