Home / 1,512,002.75-2,086,562.85-832,939.25

Finding the Fourth Proportional to 1,512,002.75, 2,086,562.85 and 832,939.25

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Solution

The fourth proportional to 1,512,002.75, 2,086,562.85 and 832,939.25 is: 1,149,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,002.75 : 2,086,562.85 = 832,939.25 : x
  2. Step 2: Convert to fraction form
    1,512,002.75/2,086,562.85 = 832,939.25/x
  3. Step 3: Cross multiply
    1,512,002.75x = 2,086,562.85 × 832,939.25
  4. Step 4: Simplify right side
    1,512,002.75x = 1,737,980,084,924.05
  5. Step 5: Solve for x
    x = 1,737,980,084,924.05/1,512,002.75
  6. Step 6: Final answer
    x = 1,149,455.64

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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.