Home / 1,258,893.42-1,737,273.17-685,933.60

Finding the Fourth Proportional to 1,258,893.42, 1,737,273.17 and 685,933.60

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Solution

The fourth proportional to 1,258,893.42, 1,737,273.17 and 685,933.60 is: 946,588.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,893.42 : 1,737,273.17 = 685,933.60 : x
  2. Step 2: Convert to fraction form
    1,258,893.42/1,737,273.17 = 685,933.60/x
  3. Step 3: Cross multiply
    1,258,893.42x = 1,737,273.17 × 685,933.60
  4. Step 4: Simplify right side
    1,258,893.42x = 1,191,654,027,565.48
  5. Step 5: Solve for x
    x = 1,191,654,027,565.48/1,258,893.42
  6. Step 6: Final answer
    x = 946,588.49

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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.