Home / 1,969,183.80-2,952,090.77-755,631.23

Finding the Fourth Proportional to 1,969,183.80, 2,952,090.77 and 755,631.23

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Solution

The fourth proportional to 1,969,183.80, 2,952,090.77 and 755,631.23 is: 1,132,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,183.80 : 2,952,090.77 = 755,631.23 : x
  2. Step 2: Convert to fraction form
    1,969,183.80/2,952,090.77 = 755,631.23/x
  3. Step 3: Cross multiply
    1,969,183.80x = 2,952,090.77 × 755,631.23
  4. Step 4: Simplify right side
    1,969,183.80x = 2,230,691,961,068.14
  5. Step 5: Solve for x
    x = 2,230,691,961,068.14/1,969,183.80
  6. Step 6: Final answer
    x = 1,132,800.28

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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.