Home / 1,137,310.64-1,705,984.34-379,141.83

Finding the Fourth Proportional to 1,137,310.64, 1,705,984.34 and 379,141.83

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Solution

The fourth proportional to 1,137,310.64, 1,705,984.34 and 379,141.83 is: 568,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,310.64 : 1,705,984.34 = 379,141.83 : x
  2. Step 2: Convert to fraction form
    1,137,310.64/1,705,984.34 = 379,141.83/x
  3. Step 3: Cross multiply
    1,137,310.64x = 1,705,984.34 × 379,141.83
  4. Step 4: Simplify right side
    1,137,310.64x = 646,810,022,723.23
  5. Step 5: Solve for x
    x = 646,810,022,723.23/1,137,310.64
  6. Step 6: Final answer
    x = 568,718.87

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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.