Home / 1,831,448.39-2,747,195.77-693,905.02

Finding the Fourth Proportional to 1,831,448.39, 2,747,195.77 and 693,905.02

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Solution

The fourth proportional to 1,831,448.39, 2,747,195.77 and 693,905.02 is: 1,040,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,448.39 : 2,747,195.77 = 693,905.02 : x
  2. Step 2: Convert to fraction form
    1,831,448.39/2,747,195.77 = 693,905.02/x
  3. Step 3: Cross multiply
    1,831,448.39x = 2,747,195.77 × 693,905.02
  4. Step 4: Simplify right side
    1,831,448.39x = 1,906,292,921,989.79
  5. Step 5: Solve for x
    x = 1,906,292,921,989.79/1,831,448.39
  6. Step 6: Final answer
    x = 1,040,866.31

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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.