Home / 4,745,447.37-7,118,500.32-1,905,559.83

Finding the Fourth Proportional to 4,745,447.37, 7,118,500.32 and 1,905,559.83

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Solution

The fourth proportional to 4,745,447.37, 7,118,500.32 and 1,905,559.83 is: 2,858,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,447.37 : 7,118,500.32 = 1,905,559.83 : x
  2. Step 2: Convert to fraction form
    4,745,447.37/7,118,500.32 = 1,905,559.83/x
  3. Step 3: Cross multiply
    4,745,447.37x = 7,118,500.32 × 1,905,559.83
  4. Step 4: Simplify right side
    4,745,447.37x = 13,564,728,259,634.15
  5. Step 5: Solve for x
    x = 13,564,728,259,634.15/4,745,447.37
  6. Step 6: Final answer
    x = 2,858,471.96

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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.