Home / 2,825,800.05-3,899,706.63-1,618,809.33

Finding the Fourth Proportional to 2,825,800.05, 3,899,706.63 and 1,618,809.33

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Solution

The fourth proportional to 2,825,800.05, 3,899,706.63 and 1,618,809.33 is: 2,234,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,800.05 : 3,899,706.63 = 1,618,809.33 : x
  2. Step 2: Convert to fraction form
    2,825,800.05/3,899,706.63 = 1,618,809.33/x
  3. Step 3: Cross multiply
    2,825,800.05x = 3,899,706.63 × 1,618,809.33
  4. Step 4: Simplify right side
    2,825,800.05x = 6,312,881,476,906.86
  5. Step 5: Solve for x
    x = 6,312,881,476,906.86/2,825,800.05
  6. Step 6: Final answer
    x = 2,234,015.63

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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.