Home / 1,840,658.49-2,760,883.89-815,693.57

Finding the Fourth Proportional to 1,840,658.49, 2,760,883.89 and 815,693.57

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Solution

The fourth proportional to 1,840,658.49, 2,760,883.89 and 815,693.57 is: 1,223,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,658.49 : 2,760,883.89 = 815,693.57 : x
  2. Step 2: Convert to fraction form
    1,840,658.49/2,760,883.89 = 815,693.57/x
  3. Step 3: Cross multiply
    1,840,658.49x = 2,760,883.89 × 815,693.57
  4. Step 4: Simplify right side
    1,840,658.49x = 2,252,035,222,785.17
  5. Step 5: Solve for x
    x = 2,252,035,222,785.17/1,840,658.49
  6. Step 6: Final answer
    x = 1,223,494.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.