Home / 1,115,312.88-1,672,028.82-483,751.02

Finding the Fourth Proportional to 1,115,312.88, 1,672,028.82 and 483,751.02

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Solution

The fourth proportional to 1,115,312.88, 1,672,028.82 and 483,751.02 is: 725,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,312.88 : 1,672,028.82 = 483,751.02 : x
  2. Step 2: Convert to fraction form
    1,115,312.88/1,672,028.82 = 483,751.02/x
  3. Step 3: Cross multiply
    1,115,312.88x = 1,672,028.82 × 483,751.02
  4. Step 4: Simplify right side
    1,115,312.88x = 808,845,647,144.40
  5. Step 5: Solve for x
    x = 808,845,647,144.40/1,115,312.88
  6. Step 6: Final answer
    x = 725,218.60

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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.