Home / 1,277,217.54-1,762,815.42-733,726.44

Finding the Fourth Proportional to 1,277,217.54, 1,762,815.42 and 733,726.44

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Solution

The fourth proportional to 1,277,217.54, 1,762,815.42 and 733,726.44 is: 1,012,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,217.54 : 1,762,815.42 = 733,726.44 : x
  2. Step 2: Convert to fraction form
    1,277,217.54/1,762,815.42 = 733,726.44/x
  3. Step 3: Cross multiply
    1,277,217.54x = 1,762,815.42 × 733,726.44
  4. Step 4: Simplify right side
    1,277,217.54x = 1,293,424,282,493.70
  5. Step 5: Solve for x
    x = 1,293,424,282,493.70/1,277,217.54
  6. Step 6: Final answer
    x = 1,012,689.10

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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.