Home / 1,818,569.43-2,509,605.81-1,002,844.80

Finding the Fourth Proportional to 1,818,569.43, 2,509,605.81 and 1,002,844.80

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Solution

The fourth proportional to 1,818,569.43, 2,509,605.81 and 1,002,844.80 is: 1,383,914.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,569.43 : 2,509,605.81 = 1,002,844.80 : x
  2. Step 2: Convert to fraction form
    1,818,569.43/2,509,605.81 = 1,002,844.80/x
  3. Step 3: Cross multiply
    1,818,569.43x = 2,509,605.81 × 1,002,844.80
  4. Step 4: Simplify right side
    1,818,569.43x = 2,516,745,136,608.29
  5. Step 5: Solve for x
    x = 2,516,745,136,608.29/1,818,569.43
  6. Step 6: Final answer
    x = 1,383,914.79

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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.