Home / 4,192,057.20-6,288,085.80-1,917,577.20

Finding the Fourth Proportional to 4,192,057.20, 6,288,085.80 and 1,917,577.20

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Solution

The fourth proportional to 4,192,057.20, 6,288,085.80 and 1,917,577.20 is: 2,876,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,057.20 : 6,288,085.80 = 1,917,577.20 : x
  2. Step 2: Convert to fraction form
    4,192,057.20/6,288,085.80 = 1,917,577.20/x
  3. Step 3: Cross multiply
    4,192,057.20x = 6,288,085.80 × 1,917,577.20
  4. Step 4: Simplify right side
    4,192,057.20x = 12,057,889,961,723.76
  5. Step 5: Solve for x
    x = 12,057,889,961,723.76/4,192,057.20
  6. Step 6: Final answer
    x = 2,876,365.80

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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.