Home / 2,753,442.40-4,130,163.60-2,123,586.40

Finding the Fourth Proportional to 2,753,442.40, 4,130,163.60 and 2,123,586.40

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Solution

The fourth proportional to 2,753,442.40, 4,130,163.60 and 2,123,586.40 is: 3,185,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,442.40 : 4,130,163.60 = 2,123,586.40 : x
  2. Step 2: Convert to fraction form
    2,753,442.40/4,130,163.60 = 2,123,586.40/x
  3. Step 3: Cross multiply
    2,753,442.40x = 4,130,163.60 × 2,123,586.40
  4. Step 4: Simplify right side
    2,753,442.40x = 8,770,759,250,735.04
  5. Step 5: Solve for x
    x = 8,770,759,250,735.04/2,753,442.40
  6. Step 6: Final answer
    x = 3,185,379.60

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1.5x scale

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.