Home / 1,274,681.22-1,912,349.88-376,086.66

Finding the Fourth Proportional to 1,274,681.22, 1,912,349.88 and 376,086.66

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Solution

The fourth proportional to 1,274,681.22, 1,912,349.88 and 376,086.66 is: 564,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,681.22 : 1,912,349.88 = 376,086.66 : x
  2. Step 2: Convert to fraction form
    1,274,681.22/1,912,349.88 = 376,086.66/x
  3. Step 3: Cross multiply
    1,274,681.22x = 1,912,349.88 × 376,086.66
  4. Step 4: Simplify right side
    1,274,681.22x = 719,209,279,120.60
  5. Step 5: Solve for x
    x = 719,209,279,120.60/1,274,681.22
  6. Step 6: Final answer
    x = 564,226.78

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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.