Home / 2,892,959.76-4,339,731.24-763,191.12

Finding the Fourth Proportional to 2,892,959.76, 4,339,731.24 and 763,191.12

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Solution

The fourth proportional to 2,892,959.76, 4,339,731.24 and 763,191.12 is: 1,144,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,959.76 : 4,339,731.24 = 763,191.12 : x
  2. Step 2: Convert to fraction form
    2,892,959.76/4,339,731.24 = 763,191.12/x
  3. Step 3: Cross multiply
    2,892,959.76x = 4,339,731.24 × 763,191.12
  4. Step 4: Simplify right side
    2,892,959.76x = 3,312,044,345,554.59
  5. Step 5: Solve for x
    x = 3,312,044,345,554.59/2,892,959.76
  6. Step 6: Final answer
    x = 1,144,863.61

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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.