Home / 1,909,940.56-2,635,691.77-1,038,756.29

Finding the Fourth Proportional to 1,909,940.56, 2,635,691.77 and 1,038,756.29

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Solution

The fourth proportional to 1,909,940.56, 2,635,691.77 and 1,038,756.29 is: 1,433,469.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,940.56 : 2,635,691.77 = 1,038,756.29 : x
  2. Step 2: Convert to fraction form
    1,909,940.56/2,635,691.77 = 1,038,756.29/x
  3. Step 3: Cross multiply
    1,909,940.56x = 2,635,691.77 × 1,038,756.29
  4. Step 4: Simplify right side
    1,909,940.56x = 2,737,841,404,588.73
  5. Step 5: Solve for x
    x = 2,737,841,404,588.73/1,909,940.56
  6. Step 6: Final answer
    x = 1,433,469.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.