Home / 1,115,310.88-1,672,025.82-483,749.02

Finding the Fourth Proportional to 1,115,310.88, 1,672,025.82 and 483,749.02

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Solution

The fourth proportional to 1,115,310.88, 1,672,025.82 and 483,749.02 is: 725,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,310.88 : 1,672,025.82 = 483,749.02 : x
  2. Step 2: Convert to fraction form
    1,115,310.88/1,672,025.82 = 483,749.02/x
  3. Step 3: Cross multiply
    1,115,310.88x = 1,672,025.82 × 483,749.02
  4. Step 4: Simplify right side
    1,115,310.88x = 808,840,851,839.70
  5. Step 5: Solve for x
    x = 808,840,851,839.70/1,115,310.88
  6. Step 6: Final answer
    x = 725,215.60

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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.