Home / 1,494,854.39-2,062,898.46-815,790.89

Finding the Fourth Proportional to 1,494,854.39, 2,062,898.46 and 815,790.89

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Solution

The fourth proportional to 1,494,854.39, 2,062,898.46 and 815,790.89 is: 1,125,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,854.39 : 2,062,898.46 = 815,790.89 : x
  2. Step 2: Convert to fraction form
    1,494,854.39/2,062,898.46 = 815,790.89/x
  3. Step 3: Cross multiply
    1,494,854.39x = 2,062,898.46 × 815,790.89
  4. Step 4: Simplify right side
    1,494,854.39x = 1,682,893,770,663.03
  5. Step 5: Solve for x
    x = 1,682,893,770,663.03/1,494,854.39
  6. Step 6: Final answer
    x = 1,125,791.10

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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.