Home / 1,258,761.16-1,737,090.52-685,801.24

Finding the Fourth Proportional to 1,258,761.16, 1,737,090.52 and 685,801.24

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Solution

The fourth proportional to 1,258,761.16, 1,737,090.52 and 685,801.24 is: 946,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,761.16 : 1,737,090.52 = 685,801.24 : x
  2. Step 2: Convert to fraction form
    1,258,761.16/1,737,090.52 = 685,801.24/x
  3. Step 3: Cross multiply
    1,258,761.16x = 1,737,090.52 × 685,801.24
  4. Step 4: Simplify right side
    1,258,761.16x = 1,191,298,832,608.24
  5. Step 5: Solve for x
    x = 1,191,298,832,608.24/1,258,761.16
  6. Step 6: Final answer
    x = 946,405.78

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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.