Home / 1,002,361.90-1,504,826.44-861,110.86

Finding the Fourth Proportional to 1,002,361.90, 1,504,826.44 and 861,110.86

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Solution

The fourth proportional to 1,002,361.90, 1,504,826.44 and 861,110.86 is: 1,292,769.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,361.90 : 1,504,826.44 = 861,110.86 : x
  2. Step 2: Convert to fraction form
    1,002,361.90/1,504,826.44 = 861,110.86/x
  3. Step 3: Cross multiply
    1,002,361.90x = 1,504,826.44 × 861,110.86
  4. Step 4: Simplify right side
    1,002,361.90x = 1,295,822,389,899.14
  5. Step 5: Solve for x
    x = 1,295,822,389,899.14/1,002,361.90
  6. Step 6: Final answer
    x = 1,292,769.00

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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.