Home / 1,415,251.80-2,123,007.30-573,629.40

Finding the Fourth Proportional to 1,415,251.80, 2,123,007.30 and 573,629.40

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Solution

The fourth proportional to 1,415,251.80, 2,123,007.30 and 573,629.40 is: 860,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,251.80 : 2,123,007.30 = 573,629.40 : x
  2. Step 2: Convert to fraction form
    1,415,251.80/2,123,007.30 = 573,629.40/x
  3. Step 3: Cross multiply
    1,415,251.80x = 2,123,007.30 × 573,629.40
  4. Step 4: Simplify right side
    1,415,251.80x = 1,217,819,403,694.62
  5. Step 5: Solve for x
    x = 1,217,819,403,694.62/1,415,251.80
  6. Step 6: Final answer
    x = 860,496.63

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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.