Home / 1,085,897.22-1,627,877.93-412,451.45

Finding the Fourth Proportional to 1,085,897.22, 1,627,877.93 and 412,451.45

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Solution

The fourth proportional to 1,085,897.22, 1,627,877.93 and 412,451.45 is: 618,309.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,897.22 : 1,627,877.93 = 412,451.45 : x
  2. Step 2: Convert to fraction form
    1,085,897.22/1,627,877.93 = 412,451.45/x
  3. Step 3: Cross multiply
    1,085,897.22x = 1,627,877.93 × 412,451.45
  4. Step 4: Simplify right side
    1,085,897.22x = 671,420,608,554.39
  5. Step 5: Solve for x
    x = 671,420,608,554.39/1,085,897.22
  6. Step 6: Final answer
    x = 618,309.54

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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.