Home / 1,436,274.28-1,982,071.87-791,717.54

Finding the Fourth Proportional to 1,436,274.28, 1,982,071.87 and 791,717.54

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Solution

The fourth proportional to 1,436,274.28, 1,982,071.87 and 791,717.54 is: 1,092,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,274.28 : 1,982,071.87 = 791,717.54 : x
  2. Step 2: Convert to fraction form
    1,436,274.28/1,982,071.87 = 791,717.54/x
  3. Step 3: Cross multiply
    1,436,274.28x = 1,982,071.87 × 791,717.54
  4. Step 4: Simplify right side
    1,436,274.28x = 1,569,241,068,732.51
  5. Step 5: Solve for x
    x = 1,569,241,068,732.51/1,436,274.28
  6. Step 6: Final answer
    x = 1,092,577.57

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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.