Home / 3,543,017.05-4,889,519.19-1,994,378.66

Finding the Fourth Proportional to 3,543,017.05, 4,889,519.19 and 1,994,378.66

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Solution

The fourth proportional to 3,543,017.05, 4,889,519.19 and 1,994,378.66 is: 2,752,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,017.05 : 4,889,519.19 = 1,994,378.66 : x
  2. Step 2: Convert to fraction form
    3,543,017.05/4,889,519.19 = 1,994,378.66/x
  3. Step 3: Cross multiply
    3,543,017.05x = 4,889,519.19 × 1,994,378.66
  4. Step 4: Simplify right side
    3,543,017.05x = 9,751,552,695,777.00
  5. Step 5: Solve for x
    x = 9,751,552,695,777.00/3,543,017.05
  6. Step 6: Final answer
    x = 2,752,330.17

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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.