Home / 2,037,830.40-3,056,745.60-1,328,659.20

Finding the Fourth Proportional to 2,037,830.40, 3,056,745.60 and 1,328,659.20

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Solution

The fourth proportional to 2,037,830.40, 3,056,745.60 and 1,328,659.20 is: 1,992,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,830.40 : 3,056,745.60 = 1,328,659.20 : x
  2. Step 2: Convert to fraction form
    2,037,830.40/3,056,745.60 = 1,328,659.20/x
  3. Step 3: Cross multiply
    2,037,830.40x = 3,056,745.60 × 1,328,659.20
  4. Step 4: Simplify right side
    2,037,830.40x = 4,061,373,163,499.52
  5. Step 5: Solve for x
    x = 4,061,373,163,499.52/2,037,830.40
  6. Step 6: Final answer
    x = 1,992,988.80

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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.