Home / 2,016,157.20-3,024,770.40-878,431.20

Finding the Fourth Proportional to 2,016,157.20, 3,024,770.40 and 878,431.20

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Solution

The fourth proportional to 2,016,157.20, 3,024,770.40 and 878,431.20 is: 1,317,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,157.20 : 3,024,770.40 = 878,431.20 : x
  2. Step 2: Convert to fraction form
    2,016,157.20/3,024,770.40 = 878,431.20/x
  3. Step 3: Cross multiply
    2,016,157.20x = 3,024,770.40 × 878,431.20
  4. Step 4: Simplify right side
    2,016,157.20x = 2,657,052,692,196.48
  5. Step 5: Solve for x
    x = 2,657,052,692,196.48/2,016,157.20
  6. Step 6: Final answer
    x = 1,317,879.72

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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.