Home / 2,892,955.76-4,339,725.23-763,187.12

Finding the Fourth Proportional to 2,892,955.76, 4,339,725.23 and 763,187.12

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Solution

The fourth proportional to 2,892,955.76, 4,339,725.23 and 763,187.12 is: 1,144,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,955.76 : 4,339,725.23 = 763,187.12 : x
  2. Step 2: Convert to fraction form
    2,892,955.76/4,339,725.23 = 763,187.12/x
  3. Step 3: Cross multiply
    2,892,955.76x = 4,339,725.23 × 763,187.12
  4. Step 4: Simplify right side
    2,892,955.76x = 3,312,022,380,084.38
  5. Step 5: Solve for x
    x = 3,312,022,380,084.38/2,892,955.76
  6. Step 6: Final answer
    x = 1,144,857.60

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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.