Home / 1,014,611.04-1,396,976.58-861,331.50

Finding the Fourth Proportional to 1,014,611.04, 1,396,976.58 and 861,331.50

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Solution

The fourth proportional to 1,014,611.04, 1,396,976.58 and 861,331.50 is: 1,185,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,611.04 : 1,396,976.58 = 861,331.50 : x
  2. Step 2: Convert to fraction form
    1,014,611.04/1,396,976.58 = 861,331.50/x
  3. Step 3: Cross multiply
    1,014,611.04x = 1,396,976.58 × 861,331.50
  4. Step 4: Simplify right side
    1,014,611.04x = 1,203,259,933,116.27
  5. Step 5: Solve for x
    x = 1,203,259,933,116.27/1,014,611.04
  6. Step 6: Final answer
    x = 1,185,932.23

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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.