Home / 1,274,684.77-1,912,079.92-376,126.50

Finding the Fourth Proportional to 1,274,684.77, 1,912,079.92 and 376,126.50

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Solution

The fourth proportional to 1,274,684.77, 1,912,079.92 and 376,126.50 is: 564,205.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,684.77 : 1,912,079.92 = 376,126.50 : x
  2. Step 2: Convert to fraction form
    1,274,684.77/1,912,079.92 = 376,126.50/x
  3. Step 3: Cross multiply
    1,274,684.77x = 1,912,079.92 × 376,126.50
  4. Step 4: Simplify right side
    1,274,684.77x = 719,183,928,029.88
  5. Step 5: Solve for x
    x = 719,183,928,029.88/1,274,684.77
  6. Step 6: Final answer
    x = 564,205.32

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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.