Home / 1,862,725.20-2,571,013.49-1,138,183.04

Finding the Fourth Proportional to 1,862,725.20, 2,571,013.49 and 1,138,183.04

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Solution

The fourth proportional to 1,862,725.20, 2,571,013.49 and 1,138,183.04 is: 1,570,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,725.20 : 2,571,013.49 = 1,138,183.04 : x
  2. Step 2: Convert to fraction form
    1,862,725.20/2,571,013.49 = 1,138,183.04/x
  3. Step 3: Cross multiply
    1,862,725.20x = 2,571,013.49 × 1,138,183.04
  4. Step 4: Simplify right side
    1,862,725.20x = 2,926,283,949,929.21
  5. Step 5: Solve for x
    x = 2,926,283,949,929.21/1,862,725.20
  6. Step 6: Final answer
    x = 1,570,969.22

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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.