Home / 1,465,941.62-2,198,828.19-870,683.78

Finding the Fourth Proportional to 1,465,941.62, 2,198,828.19 and 870,683.78

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Solution

The fourth proportional to 1,465,941.62, 2,198,828.19 and 870,683.78 is: 1,305,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,941.62 : 2,198,828.19 = 870,683.78 : x
  2. Step 2: Convert to fraction form
    1,465,941.62/2,198,828.19 = 870,683.78/x
  3. Step 3: Cross multiply
    1,465,941.62x = 2,198,828.19 × 870,683.78
  4. Step 4: Simplify right side
    1,465,941.62x = 1,914,484,040,039.76
  5. Step 5: Solve for x
    x = 1,914,484,040,039.76/1,465,941.62
  6. Step 6: Final answer
    x = 1,305,975.64

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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.