Home / 1,775,688.60-2,660,471.10-827,113.80

Finding the Fourth Proportional to 1,775,688.60, 2,660,471.10 and 827,113.80

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Solution

The fourth proportional to 1,775,688.60, 2,660,471.10 and 827,113.80 is: 1,239,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,688.60 : 2,660,471.10 = 827,113.80 : x
  2. Step 2: Convert to fraction form
    1,775,688.60/2,660,471.10 = 827,113.80/x
  3. Step 3: Cross multiply
    1,775,688.60x = 2,660,471.10 × 827,113.80
  4. Step 4: Simplify right side
    1,775,688.60x = 2,200,512,361,311.18
  5. Step 5: Solve for x
    x = 2,200,512,361,311.18/1,775,688.60
  6. Step 6: Final answer
    x = 1,239,244.52

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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.