Home / 4,015,010.80-6,023,099.40-1,318,877.20

Finding the Fourth Proportional to 4,015,010.80, 6,023,099.40 and 1,318,877.20

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Solution

The fourth proportional to 4,015,010.80, 6,023,099.40 and 1,318,877.20 is: 1,978,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015,010.80 : 6,023,099.40 = 1,318,877.20 : x
  2. Step 2: Convert to fraction form
    4,015,010.80/6,023,099.40 = 1,318,877.20/x
  3. Step 3: Cross multiply
    4,015,010.80x = 6,023,099.40 × 1,318,877.20
  4. Step 4: Simplify right side
    4,015,010.80x = 7,943,728,471,993.68
  5. Step 5: Solve for x
    x = 7,943,728,471,993.68/4,015,010.80
  6. Step 6: Final answer
    x = 1,978,507.37

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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.