Home / 1,085,896.85-1,627,877.36-412,451.08

Finding the Fourth Proportional to 1,085,896.85, 1,627,877.36 and 412,451.08

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Solution

The fourth proportional to 1,085,896.85, 1,627,877.36 and 412,451.08 is: 618,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,896.85 : 1,627,877.36 = 412,451.08 : x
  2. Step 2: Convert to fraction form
    1,085,896.85/1,627,877.36 = 412,451.08/x
  3. Step 3: Cross multiply
    1,085,896.85x = 1,627,877.36 × 412,451.08
  4. Step 4: Simplify right side
    1,085,896.85x = 671,419,772,200.98
  5. Step 5: Solve for x
    x = 671,419,772,200.98/1,085,896.85
  6. Step 6: Final answer
    x = 618,308.98

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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.