Home / 2,631,538.53-3,947,448.74-834,558.39

Finding the Fourth Proportional to 2,631,538.53, 3,947,448.74 and 834,558.39

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Solution

The fourth proportional to 2,631,538.53, 3,947,448.74 and 834,558.39 is: 1,251,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,538.53 : 3,947,448.74 = 834,558.39 : x
  2. Step 2: Convert to fraction form
    2,631,538.53/3,947,448.74 = 834,558.39/x
  3. Step 3: Cross multiply
    2,631,538.53x = 3,947,448.74 × 834,558.39
  4. Step 4: Simplify right side
    2,631,538.53x = 3,294,376,460,889.14
  5. Step 5: Solve for x
    x = 3,294,376,460,889.14/2,631,538.53
  6. Step 6: Final answer
    x = 1,251,882.28

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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.