Home / 1,333,361.24-1,840,043.39-721,514.01

Finding the Fourth Proportional to 1,333,361.24, 1,840,043.39 and 721,514.01

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Solution

The fourth proportional to 1,333,361.24, 1,840,043.39 and 721,514.01 is: 995,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,361.24 : 1,840,043.39 = 721,514.01 : x
  2. Step 2: Convert to fraction form
    1,333,361.24/1,840,043.39 = 721,514.01/x
  3. Step 3: Cross multiply
    1,333,361.24x = 1,840,043.39 × 721,514.01
  4. Step 4: Simplify right side
    1,333,361.24x = 1,327,617,084,892.89
  5. Step 5: Solve for x
    x = 1,327,617,084,892.89/1,333,361.24
  6. Step 6: Final answer
    x = 995,691.97

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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.