Home / 1,374,971.25-2,062,512.77-654,942.81

Finding the Fourth Proportional to 1,374,971.25, 2,062,512.77 and 654,942.81

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Solution

The fourth proportional to 1,374,971.25, 2,062,512.77 and 654,942.81 is: 982,440.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,971.25 : 2,062,512.77 = 654,942.81 : x
  2. Step 2: Convert to fraction form
    1,374,971.25/2,062,512.77 = 654,942.81/x
  3. Step 3: Cross multiply
    1,374,971.25x = 2,062,512.77 × 654,942.81
  4. Step 4: Simplify right side
    1,374,971.25x = 1,350,827,905,969.97
  5. Step 5: Solve for x
    x = 1,350,827,905,969.97/1,374,971.25
  6. Step 6: Final answer
    x = 982,440.84

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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.