Home / 2,155,052.20-3,232,124.70-1,089,092.20

Finding the Fourth Proportional to 2,155,052.20, 3,232,124.70 and 1,089,092.20

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Solution

The fourth proportional to 2,155,052.20, 3,232,124.70 and 1,089,092.20 is: 1,633,409.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,052.20 : 3,232,124.70 = 1,089,092.20 : x
  2. Step 2: Convert to fraction form
    2,155,052.20/3,232,124.70 = 1,089,092.20/x
  3. Step 3: Cross multiply
    2,155,052.20x = 3,232,124.70 × 1,089,092.20
  4. Step 4: Simplify right side
    2,155,052.20x = 3,520,081,800,197.34
  5. Step 5: Solve for x
    x = 3,520,081,800,197.34/2,155,052.20
  6. Step 6: Final answer
    x = 1,633,409.07

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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.