Home / 1,333,409.00-1,840,109.26-721,561.69

Finding the Fourth Proportional to 1,333,409.00, 1,840,109.26 and 721,561.69

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Solution

The fourth proportional to 1,333,409.00, 1,840,109.26 and 721,561.69 is: 995,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,409.00 : 1,840,109.26 = 721,561.69 : x
  2. Step 2: Convert to fraction form
    1,333,409.00/1,840,109.26 = 721,561.69/x
  3. Step 3: Cross multiply
    1,333,409.00x = 1,840,109.26 × 721,561.69
  4. Step 4: Simplify right side
    1,333,409.00x = 1,327,752,350,632.34
  5. Step 5: Solve for x
    x = 1,327,752,350,632.34/1,333,409.00
  6. Step 6: Final answer
    x = 995,757.76

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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.