Home / 2,892,963.13-4,339,736.30-763,194.49

Finding the Fourth Proportional to 2,892,963.13, 4,339,736.30 and 763,194.49

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Solution

The fourth proportional to 2,892,963.13, 4,339,736.30 and 763,194.49 is: 1,144,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,963.13 : 4,339,736.30 = 763,194.49 : x
  2. Step 2: Convert to fraction form
    2,892,963.13/4,339,736.30 = 763,194.49/x
  3. Step 3: Cross multiply
    2,892,963.13x = 4,339,736.30 × 763,194.49
  4. Step 4: Simplify right side
    2,892,963.13x = 3,312,062,832,212.99
  5. Step 5: Solve for x
    x = 3,312,062,832,212.99/2,892,963.13
  6. Step 6: Final answer
    x = 1,144,868.66

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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.