Home / 1,274,685.15-1,912,080.49-376,126.87

Finding the Fourth Proportional to 1,274,685.15, 1,912,080.49 and 376,126.87

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Solution

The fourth proportional to 1,274,685.15, 1,912,080.49 and 376,126.87 is: 564,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,685.15 : 1,912,080.49 = 376,126.87 : x
  2. Step 2: Convert to fraction form
    1,274,685.15/1,912,080.49 = 376,126.87/x
  3. Step 3: Cross multiply
    1,274,685.15x = 1,912,080.49 × 376,126.87
  4. Step 4: Simplify right side
    1,274,685.15x = 719,184,848,951.45
  5. Step 5: Solve for x
    x = 719,184,848,951.45/1,274,685.15
  6. Step 6: Final answer
    x = 564,205.88

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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.