Home / 1,820,219.22-2,511,885.42-1,004,429.88

Finding the Fourth Proportional to 1,820,219.22, 2,511,885.42 and 1,004,429.88

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Solution

The fourth proportional to 1,820,219.22, 2,511,885.42 and 1,004,429.88 is: 1,386,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,219.22 : 2,511,885.42 = 1,004,429.88 : x
  2. Step 2: Convert to fraction form
    1,820,219.22/2,511,885.42 = 1,004,429.88/x
  3. Step 3: Cross multiply
    1,820,219.22x = 2,511,885.42 × 1,004,429.88
  4. Step 4: Simplify right side
    1,820,219.22x = 2,523,012,770,984.35
  5. Step 5: Solve for x
    x = 2,523,012,770,984.35/1,820,219.22
  6. Step 6: Final answer
    x = 1,386,103.80

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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.