Home / 1,949,849.74-2,690,711.81-1,066,794.57

Finding the Fourth Proportional to 1,949,849.74, 2,690,711.81 and 1,066,794.57

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Solution

The fourth proportional to 1,949,849.74, 2,690,711.81 and 1,066,794.57 is: 1,472,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,849.74 : 2,690,711.81 = 1,066,794.57 : x
  2. Step 2: Convert to fraction form
    1,949,849.74/2,690,711.81 = 1,066,794.57/x
  3. Step 3: Cross multiply
    1,949,849.74x = 2,690,711.81 × 1,066,794.57
  4. Step 4: Simplify right side
    1,949,849.74x = 2,870,436,747,009.38
  5. Step 5: Solve for x
    x = 2,870,436,747,009.38/1,949,849.74
  6. Step 6: Final answer
    x = 1,472,132.28

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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.