Home / 1,889,944.69-2,608,166.69-1,074,019.81

Finding the Fourth Proportional to 1,889,944.69, 2,608,166.69 and 1,074,019.81

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Solution

The fourth proportional to 1,889,944.69, 2,608,166.69 and 1,074,019.81 is: 1,482,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,944.69 : 2,608,166.69 = 1,074,019.81 : x
  2. Step 2: Convert to fraction form
    1,889,944.69/2,608,166.69 = 1,074,019.81/x
  3. Step 3: Cross multiply
    1,889,944.69x = 2,608,166.69 × 1,074,019.81
  4. Step 4: Simplify right side
    1,889,944.69x = 2,801,222,682,486.34
  5. Step 5: Solve for x
    x = 2,801,222,682,486.34/1,889,944.69
  6. Step 6: Final answer
    x = 1,482,171.78

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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.