Home / 1,987,040.54-2,980,563.89-567,096.62

Finding the Fourth Proportional to 1,987,040.54, 2,980,563.89 and 567,096.62

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Solution

The fourth proportional to 1,987,040.54, 2,980,563.89 and 567,096.62 is: 850,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,040.54 : 2,980,563.89 = 567,096.62 : x
  2. Step 2: Convert to fraction form
    1,987,040.54/2,980,563.89 = 567,096.62/x
  3. Step 3: Cross multiply
    1,987,040.54x = 2,980,563.89 × 567,096.62
  4. Step 4: Simplify right side
    1,987,040.54x = 1,690,267,698,357.59
  5. Step 5: Solve for x
    x = 1,690,267,698,357.59/1,987,040.54
  6. Step 6: Final answer
    x = 850,645.80

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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.