Home / 3,782,285.28-5,219,341.11-2,151,089.46

Finding the Fourth Proportional to 3,782,285.28, 5,219,341.11 and 2,151,089.46

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Solution

The fourth proportional to 3,782,285.28, 5,219,341.11 and 2,151,089.46 is: 2,968,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,285.28 : 5,219,341.11 = 2,151,089.46 : x
  2. Step 2: Convert to fraction form
    3,782,285.28/5,219,341.11 = 2,151,089.46/x
  3. Step 3: Cross multiply
    3,782,285.28x = 5,219,341.11 × 2,151,089.46
  4. Step 4: Simplify right side
    3,782,285.28x = 11,227,269,649,865.70
  5. Step 5: Solve for x
    x = 11,227,269,649,865.70/3,782,285.28
  6. Step 6: Final answer
    x = 2,968,382.56

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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.