Home / 1,248,611.46-1,723,086.81-675,657.78

Finding the Fourth Proportional to 1,248,611.46, 1,723,086.81 and 675,657.78

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Solution

The fourth proportional to 1,248,611.46, 1,723,086.81 and 675,657.78 is: 932,409.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,611.46 : 1,723,086.81 = 675,657.78 : x
  2. Step 2: Convert to fraction form
    1,248,611.46/1,723,086.81 = 675,657.78/x
  3. Step 3: Cross multiply
    1,248,611.46x = 1,723,086.81 × 675,657.78
  4. Step 4: Simplify right side
    1,248,611.46x = 1,164,217,008,791.88
  5. Step 5: Solve for x
    x = 1,164,217,008,791.88/1,248,611.46
  6. Step 6: Final answer
    x = 932,409.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.