Home / 1,332,904.22-1,839,402.26-721,055.46

Finding the Fourth Proportional to 1,332,904.22, 1,839,402.26 and 721,055.46

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Solution

The fourth proportional to 1,332,904.22, 1,839,402.26 and 721,055.46 is: 995,053.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,904.22 : 1,839,402.26 = 721,055.46 : x
  2. Step 2: Convert to fraction form
    1,332,904.22/1,839,402.26 = 721,055.46/x
  3. Step 3: Cross multiply
    1,332,904.22x = 1,839,402.26 × 721,055.46
  4. Step 4: Simplify right side
    1,332,904.22x = 1,326,311,042,709.34
  5. Step 5: Solve for x
    x = 1,326,311,042,709.34/1,332,904.22
  6. Step 6: Final answer
    x = 995,053.53

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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.