Home / 2,077,520.24-2,846,189.44-1,999,830.78

Finding the Fourth Proportional to 2,077,520.24, 2,846,189.44 and 1,999,830.78

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Solution

The fourth proportional to 2,077,520.24, 2,846,189.44 and 1,999,830.78 is: 2,739,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,520.24 : 2,846,189.44 = 1,999,830.78 : x
  2. Step 2: Convert to fraction form
    2,077,520.24/2,846,189.44 = 1,999,830.78/x
  3. Step 3: Cross multiply
    2,077,520.24x = 2,846,189.44 × 1,999,830.78
  4. Step 4: Simplify right side
    2,077,520.24x = 5,691,897,247,822.96
  5. Step 5: Solve for x
    x = 5,691,897,247,822.96/2,077,520.24
  6. Step 6: Final answer
    x = 2,739,755.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.