Home / 1,691,719.23-2,536,565.50-538,467.69

Finding the Fourth Proportional to 1,691,719.23, 2,536,565.50 and 538,467.69

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Solution

The fourth proportional to 1,691,719.23, 2,536,565.50 and 538,467.69 is: 807,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,719.23 : 2,536,565.50 = 538,467.69 : x
  2. Step 2: Convert to fraction form
    1,691,719.23/2,536,565.50 = 538,467.69/x
  3. Step 3: Cross multiply
    1,691,719.23x = 2,536,565.50 × 538,467.69
  4. Step 4: Simplify right side
    1,691,719.23x = 1,365,858,565,318.69
  5. Step 5: Solve for x
    x = 1,365,858,565,318.69/1,691,719.23
  6. Step 6: Final answer
    x = 807,378.99

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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.