Home / 791,554.23-1,092,462.08-501,192.78

Finding the Fourth Proportional to 791,554.23, 1,092,462.08 and 501,192.78

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Solution

The fourth proportional to 791,554.23, 1,092,462.08 and 501,192.78 is: 691,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,554.23 : 1,092,462.08 = 501,192.78 : x
  2. Step 2: Convert to fraction form
    791,554.23/1,092,462.08 = 501,192.78/x
  3. Step 3: Cross multiply
    791,554.23x = 1,092,462.08 × 501,192.78
  4. Step 4: Simplify right side
    791,554.23x = 547,534,104,413.82
  5. Step 5: Solve for x
    x = 547,534,104,413.82/791,554.23
  6. Step 6: Final answer
    x = 691,720.27

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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.