Home / 1,191,979.71-1,789,093.27-434,553.26

Finding the Fourth Proportional to 1,191,979.71, 1,789,093.27 and 434,553.26

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Solution

The fourth proportional to 1,191,979.71, 1,789,093.27 and 434,553.26 is: 652,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,979.71 : 1,789,093.27 = 434,553.26 : x
  2. Step 2: Convert to fraction form
    1,191,979.71/1,789,093.27 = 434,553.26/x
  3. Step 3: Cross multiply
    1,191,979.71x = 1,789,093.27 × 434,553.26
  4. Step 4: Simplify right side
    1,191,979.71x = 777,456,312,922.56
  5. Step 5: Solve for x
    x = 777,456,312,922.56/1,191,979.71
  6. Step 6: Final answer
    x = 652,239.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.