Home / 1,265,302.36-1,897,960.82-517,348.36

Finding the Fourth Proportional to 1,265,302.36, 1,897,960.82 and 517,348.36

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Solution

The fourth proportional to 1,265,302.36, 1,897,960.82 and 517,348.36 is: 776,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,302.36 : 1,897,960.82 = 517,348.36 : x
  2. Step 2: Convert to fraction form
    1,265,302.36/1,897,960.82 = 517,348.36/x
  3. Step 3: Cross multiply
    1,265,302.36x = 1,897,960.82 × 517,348.36
  4. Step 4: Simplify right side
    1,265,302.36x = 981,906,917,571.26
  5. Step 5: Solve for x
    x = 981,906,917,571.26/1,265,302.36
  6. Step 6: Final answer
    x = 776,025.52

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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.