Home / 992,728.40-1,489,092.60-882,503.60

Finding the Fourth Proportional to 992,728.40, 1,489,092.60 and 882,503.60

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Solution

The fourth proportional to 992,728.40, 1,489,092.60 and 882,503.60 is: 1,323,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,728.40 : 1,489,092.60 = 882,503.60 : x
  2. Step 2: Convert to fraction form
    992,728.40/1,489,092.60 = 882,503.60/x
  3. Step 3: Cross multiply
    992,728.40x = 1,489,092.60 × 882,503.60
  4. Step 4: Simplify right side
    992,728.40x = 1,314,129,580,233.36
  5. Step 5: Solve for x
    x = 1,314,129,580,233.36/992,728.40
  6. Step 6: Final answer
    x = 1,323,755.40

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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.