Home / 1,262,636.53-1,893,995.15-494,103.78

Finding the Fourth Proportional to 1,262,636.53, 1,893,995.15 and 494,103.78

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Solution

The fourth proportional to 1,262,636.53, 1,893,995.15 and 494,103.78 is: 741,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,636.53 : 1,893,995.15 = 494,103.78 : x
  2. Step 2: Convert to fraction form
    1,262,636.53/1,893,995.15 = 494,103.78/x
  3. Step 3: Cross multiply
    1,262,636.53x = 1,893,995.15 × 494,103.78
  4. Step 4: Simplify right side
    1,262,636.53x = 935,830,162,916.67
  5. Step 5: Solve for x
    x = 935,830,162,916.67/1,262,636.53
  6. Step 6: Final answer
    x = 741,171.46

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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.