Home / 1,591,940.99-2,196,917.96-866,828.45

Finding the Fourth Proportional to 1,591,940.99, 2,196,917.96 and 866,828.45

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Solution

The fourth proportional to 1,591,940.99, 2,196,917.96 and 866,828.45 is: 1,196,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,940.99 : 2,196,917.96 = 866,828.45 : x
  2. Step 2: Convert to fraction form
    1,591,940.99/2,196,917.96 = 866,828.45/x
  3. Step 3: Cross multiply
    1,591,940.99x = 2,196,917.96 × 866,828.45
  4. Step 4: Simplify right side
    1,591,940.99x = 1,904,350,974,725.23
  5. Step 5: Solve for x
    x = 1,904,350,974,725.23/1,591,940.99
  6. Step 6: Final answer
    x = 1,196,244.71

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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.