Home / 1,812,003.74-2,500,566.75-996,221.30

Finding the Fourth Proportional to 1,812,003.74, 2,500,566.75 and 996,221.30

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Solution

The fourth proportional to 1,812,003.74, 2,500,566.75 and 996,221.30 is: 1,374,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,003.74 : 2,500,566.75 = 996,221.30 : x
  2. Step 2: Convert to fraction form
    1,812,003.74/2,500,566.75 = 996,221.30/x
  3. Step 3: Cross multiply
    1,812,003.74x = 2,500,566.75 × 996,221.30
  4. Step 4: Simplify right side
    1,812,003.74x = 2,491,117,858,421.78
  5. Step 5: Solve for x
    x = 2,491,117,858,421.78/1,812,003.74
  6. Step 6: Final answer
    x = 1,374,786.27

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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.