Home / 2,921,823.31-4,382,734.96-791,907.42

Finding the Fourth Proportional to 2,921,823.31, 4,382,734.96 and 791,907.42

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Solution

The fourth proportional to 2,921,823.31, 4,382,734.96 and 791,907.42 is: 1,187,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,823.31 : 4,382,734.96 = 791,907.42 : x
  2. Step 2: Convert to fraction form
    2,921,823.31/4,382,734.96 = 791,907.42/x
  3. Step 3: Cross multiply
    2,921,823.31x = 4,382,734.96 × 791,907.42
  4. Step 4: Simplify right side
    2,921,823.31x = 3,470,720,323,035.18
  5. Step 5: Solve for x
    x = 3,470,720,323,035.18/2,921,823.31
  6. Step 6: Final answer
    x = 1,187,861.12

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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.