Home / 1,276,630.32-1,914,680.16-377,861.16

Finding the Fourth Proportional to 1,276,630.32, 1,914,680.16 and 377,861.16

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Solution

The fourth proportional to 1,276,630.32, 1,914,680.16 and 377,861.16 is: 566,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,630.32 : 1,914,680.16 = 377,861.16 : x
  2. Step 2: Convert to fraction form
    1,276,630.32/1,914,680.16 = 377,861.16/x
  3. Step 3: Cross multiply
    1,276,630.32x = 1,914,680.16 × 377,861.16
  4. Step 4: Simplify right side
    1,276,630.32x = 723,483,266,286.59
  5. Step 5: Solve for x
    x = 723,483,266,286.59/1,276,630.32
  6. Step 6: Final answer
    x = 566,713.21

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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.