Home / 2,060,755.20-3,089,692.80-1,218,873.60

Finding the Fourth Proportional to 2,060,755.20, 3,089,692.80 and 1,218,873.60

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Solution

The fourth proportional to 2,060,755.20, 3,089,692.80 and 1,218,873.60 is: 1,827,458.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,755.20 : 3,089,692.80 = 1,218,873.60 : x
  2. Step 2: Convert to fraction form
    2,060,755.20/3,089,692.80 = 1,218,873.60/x
  3. Step 3: Cross multiply
    2,060,755.20x = 3,089,692.80 × 1,218,873.60
  4. Step 4: Simplify right side
    2,060,755.20x = 3,765,944,986,030.08
  5. Step 5: Solve for x
    x = 3,765,944,986,030.08/2,060,755.20
  6. Step 6: Final answer
    x = 1,827,458.68

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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.