Home / 2,831,021-3,906,750.66-1,541,884.04

Finding the Fourth Proportional to 2,831,021, 3,906,750.66 and 1,541,884.04

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Solution

The fourth proportional to 2,831,021, 3,906,750.66 and 1,541,884.04 is: 2,127,768.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,021 : 3,906,750.66 = 1,541,884.04 : x
  2. Step 2: Convert to fraction form
    2,831,021/3,906,750.66 = 1,541,884.04/x
  3. Step 3: Cross multiply
    2,831,021x = 3,906,750.66 × 1,541,884.04
  4. Step 4: Simplify right side
    2,831,021x = 6,023,756,490,913.47
  5. Step 5: Solve for x
    x = 6,023,756,490,913.47/2,831,021
  6. Step 6: Final answer
    x = 2,127,768.21

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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.