Home / 3,507,408.80-5,261,113.20-1,617,840.80

Finding the Fourth Proportional to 3,507,408.80, 5,261,113.20 and 1,617,840.80

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Solution

The fourth proportional to 3,507,408.80, 5,261,113.20 and 1,617,840.80 is: 2,426,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,408.80 : 5,261,113.20 = 1,617,840.80 : x
  2. Step 2: Convert to fraction form
    3,507,408.80/5,261,113.20 = 1,617,840.80/x
  3. Step 3: Cross multiply
    3,507,408.80x = 5,261,113.20 × 1,617,840.80
  4. Step 4: Simplify right side
    3,507,408.80x = 8,511,643,588,378.56
  5. Step 5: Solve for x
    x = 8,511,643,588,378.56/3,507,408.80
  6. Step 6: Final answer
    x = 2,426,761.20

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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.