Home / 1,327,475.17-1,831,912.36-723,863.17

Finding the Fourth Proportional to 1,327,475.17, 1,831,912.36 and 723,863.17

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Solution

The fourth proportional to 1,327,475.17, 1,831,912.36 and 723,863.17 is: 998,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,475.17 : 1,831,912.36 = 723,863.17 : x
  2. Step 2: Convert to fraction form
    1,327,475.17/1,831,912.36 = 723,863.17/x
  3. Step 3: Cross multiply
    1,327,475.17x = 1,831,912.36 × 723,863.17
  4. Step 4: Simplify right side
    1,327,475.17x = 1,326,053,888,071.78
  5. Step 5: Solve for x
    x = 1,326,053,888,071.78/1,327,475.17
  6. Step 6: Final answer
    x = 998,929.33

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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.