Home / 4,439,789.20-6,660,155.22-1,407,586.60

Finding the Fourth Proportional to 4,439,789.20, 6,660,155.22 and 1,407,586.60

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Solution

The fourth proportional to 4,439,789.20, 6,660,155.22 and 1,407,586.60 is: 2,111,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439,789.20 : 6,660,155.22 = 1,407,586.60 : x
  2. Step 2: Convert to fraction form
    4,439,789.20/6,660,155.22 = 1,407,586.60/x
  3. Step 3: Cross multiply
    4,439,789.20x = 6,660,155.22 × 1,407,586.60
  4. Step 4: Simplify right side
    4,439,789.20x = 9,374,745,241,592.05
  5. Step 5: Solve for x
    x = 9,374,745,241,592.05/4,439,789.20
  6. Step 6: Final answer
    x = 2,111,529.36

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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.