Home / 4,079,447.40-6,123,885.30-2,189,879.40

Finding the Fourth Proportional to 4,079,447.40, 6,123,885.30 and 2,189,879.40

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Solution

The fourth proportional to 4,079,447.40, 6,123,885.30 and 2,189,879.40 is: 3,287,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,447.40 : 6,123,885.30 = 2,189,879.40 : x
  2. Step 2: Convert to fraction form
    4,079,447.40/6,123,885.30 = 2,189,879.40/x
  3. Step 3: Cross multiply
    4,079,447.40x = 6,123,885.30 × 2,189,879.40
  4. Step 4: Simplify right side
    4,079,447.40x = 13,410,570,266,432.82
  5. Step 5: Solve for x
    x = 13,410,570,266,432.82/4,079,447.40
  6. Step 6: Final answer
    x = 3,287,349.72

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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.