Home / 1,294,633.14-1,786,528.33-721,562.59

Finding the Fourth Proportional to 1,294,633.14, 1,786,528.33 and 721,562.59

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Solution

The fourth proportional to 1,294,633.14, 1,786,528.33 and 721,562.59 is: 995,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,633.14 : 1,786,528.33 = 721,562.59 : x
  2. Step 2: Convert to fraction form
    1,294,633.14/1,786,528.33 = 721,562.59/x
  3. Step 3: Cross multiply
    1,294,633.14x = 1,786,528.33 × 721,562.59
  4. Step 4: Simplify right side
    1,294,633.14x = 1,289,092,008,903.17
  5. Step 5: Solve for x
    x = 1,289,092,008,903.17/1,294,633.14
  6. Step 6: Final answer
    x = 995,719.92

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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.