Home / 3,105,687.42-4,284,851.81-1,881,601.65

Finding the Fourth Proportional to 3,105,687.42, 4,284,851.81 and 1,881,601.65

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Solution

The fourth proportional to 3,105,687.42, 4,284,851.81 and 1,881,601.65 is: 2,596,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,687.42 : 4,284,851.81 = 1,881,601.65 : x
  2. Step 2: Convert to fraction form
    3,105,687.42/4,284,851.81 = 1,881,601.65/x
  3. Step 3: Cross multiply
    3,105,687.42x = 4,284,851.81 × 1,881,601.65
  4. Step 4: Simplify right side
    3,105,687.42x = 8,062,384,226,293.48
  5. Step 5: Solve for x
    x = 8,062,384,226,293.48/3,105,687.42
  6. Step 6: Final answer
    x = 2,596,006.34

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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.