Home / 1,265,062.69-1,897,591.71-412,133.33

Finding the Fourth Proportional to 1,265,062.69, 1,897,591.71 and 412,133.33

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Solution

The fourth proportional to 1,265,062.69, 1,897,591.71 and 412,133.33 is: 618,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,062.69 : 1,897,591.71 = 412,133.33 : x
  2. Step 2: Convert to fraction form
    1,265,062.69/1,897,591.71 = 412,133.33/x
  3. Step 3: Cross multiply
    1,265,062.69x = 1,897,591.71 × 412,133.33
  4. Step 4: Simplify right side
    1,265,062.69x = 782,060,794,393.92
  5. Step 5: Solve for x
    x = 782,060,794,393.92/1,265,062.69
  6. Step 6: Final answer
    x = 618,199.24

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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.