Home / 3,280,680.96-4,526,485.92-1,921,824.96

Finding the Fourth Proportional to 3,280,680.96, 4,526,485.92 and 1,921,824.96

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Solution

The fourth proportional to 3,280,680.96, 4,526,485.92 and 1,921,824.96 is: 2,651,618.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,680.96 : 4,526,485.92 = 1,921,824.96 : x
  2. Step 2: Convert to fraction form
    3,280,680.96/4,526,485.92 = 1,921,824.96/x
  3. Step 3: Cross multiply
    3,280,680.96x = 4,526,485.92 × 1,921,824.96
  4. Step 4: Simplify right side
    3,280,680.96x = 8,699,113,622,144.56
  5. Step 5: Solve for x
    x = 8,699,113,622,144.56/3,280,680.96
  6. Step 6: Final answer
    x = 2,651,618.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.