Home / 1,818,247.10-2,509,065.43-1,002,406.22

Finding the Fourth Proportional to 1,818,247.10, 2,509,065.43 and 1,002,406.22

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Solution

The fourth proportional to 1,818,247.10, 2,509,065.43 and 1,002,406.22 is: 1,383,256.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,247.10 : 2,509,065.43 = 1,002,406.22 : x
  2. Step 2: Convert to fraction form
    1,818,247.10/2,509,065.43 = 1,002,406.22/x
  3. Step 3: Cross multiply
    1,818,247.10x = 2,509,065.43 × 1,002,406.22
  4. Step 4: Simplify right side
    1,818,247.10x = 2,515,102,793,418.97
  5. Step 5: Solve for x
    x = 2,515,102,793,418.97/1,818,247.10
  6. Step 6: Final answer
    x = 1,383,256.87

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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.