Home / 1,481,314.20-2,221,971.30-359,383.20

Finding the Fourth Proportional to 1,481,314.20, 2,221,971.30 and 359,383.20

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Solution

The fourth proportional to 1,481,314.20, 2,221,971.30 and 359,383.20 is: 539,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,314.20 : 2,221,971.30 = 359,383.20 : x
  2. Step 2: Convert to fraction form
    1,481,314.20/2,221,971.30 = 359,383.20/x
  3. Step 3: Cross multiply
    1,481,314.20x = 2,221,971.30 × 359,383.20
  4. Step 4: Simplify right side
    1,481,314.20x = 798,539,156,102.16
  5. Step 5: Solve for x
    x = 798,539,156,102.16/1,481,314.20
  6. Step 6: Final answer
    x = 539,074.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.