Home / 1,453,789.71-2,006,185.14-809,193.33

Finding the Fourth Proportional to 1,453,789.71, 2,006,185.14 and 809,193.33

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Solution

The fourth proportional to 1,453,789.71, 2,006,185.14 and 809,193.33 is: 1,116,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,789.71 : 2,006,185.14 = 809,193.33 : x
  2. Step 2: Convert to fraction form
    1,453,789.71/2,006,185.14 = 809,193.33/x
  3. Step 3: Cross multiply
    1,453,789.71x = 2,006,185.14 × 809,193.33
  4. Step 4: Simplify right side
    1,453,789.71x = 1,623,391,634,033.12
  5. Step 5: Solve for x
    x = 1,623,391,634,033.12/1,453,789.71
  6. Step 6: Final answer
    x = 1,116,661.94

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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.