Home / 1,120,202.80-1,677,193.80-1,089,098.80

Finding the Fourth Proportional to 1,120,202.80, 1,677,193.80 and 1,089,098.80

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Solution

The fourth proportional to 1,120,202.80, 1,677,193.80 and 1,089,098.80 is: 1,630,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,202.80 : 1,677,193.80 = 1,089,098.80 : x
  2. Step 2: Convert to fraction form
    1,120,202.80/1,677,193.80 = 1,089,098.80/x
  3. Step 3: Cross multiply
    1,120,202.80x = 1,677,193.80 × 1,089,098.80
  4. Step 4: Simplify right side
    1,120,202.80x = 1,826,629,754,947.44
  5. Step 5: Solve for x
    x = 1,826,629,754,947.44/1,120,202.80
  6. Step 6: Final answer
    x = 1,630,624.16

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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.