Home / 947,928.38-1,422,251.70-569,113.66

Finding the Fourth Proportional to 947,928.38, 1,422,251.70 and 569,113.66

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Solution

The fourth proportional to 947,928.38, 1,422,251.70 and 569,113.66 is: 853,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,928.38 : 1,422,251.70 = 569,113.66 : x
  2. Step 2: Convert to fraction form
    947,928.38/1,422,251.70 = 569,113.66/x
  3. Step 3: Cross multiply
    947,928.38x = 1,422,251.70 × 569,113.66
  4. Step 4: Simplify right side
    947,928.38x = 809,422,864,738.42
  5. Step 5: Solve for x
    x = 809,422,864,738.42/947,928.38
  6. Step 6: Final answer
    x = 853,886.09

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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.