Home / 2,553,610.31-3,831,543.65-1,338,896.51

Finding the Fourth Proportional to 2,553,610.31, 3,831,543.65 and 1,338,896.51

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Solution

The fourth proportional to 2,553,610.31, 3,831,543.65 and 1,338,896.51 is: 2,008,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,610.31 : 3,831,543.65 = 1,338,896.51 : x
  2. Step 2: Convert to fraction form
    2,553,610.31/3,831,543.65 = 1,338,896.51/x
  3. Step 3: Cross multiply
    2,553,610.31x = 3,831,543.65 × 1,338,896.51
  4. Step 4: Simplify right side
    2,553,610.31x = 5,130,040,405,087.18
  5. Step 5: Solve for x
    x = 5,130,040,405,087.18/2,553,610.31
  6. Step 6: Final answer
    x = 2,008,936.29

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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.