Home / 4,295,777.86-6,434,963.34-1,986,989.50

Finding the Fourth Proportional to 4,295,777.86, 6,434,963.34 and 1,986,989.50

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Solution

The fourth proportional to 4,295,777.86, 6,434,963.34 and 1,986,989.50 is: 2,976,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295,777.86 : 6,434,963.34 = 1,986,989.50 : x
  2. Step 2: Convert to fraction form
    4,295,777.86/6,434,963.34 = 1,986,989.50/x
  3. Step 3: Cross multiply
    4,295,777.86x = 6,434,963.34 × 1,986,989.50
  4. Step 4: Simplify right side
    4,295,777.86x = 12,786,204,589,464.93
  5. Step 5: Solve for x
    x = 12,786,204,589,464.93/4,295,777.86
  6. Step 6: Final answer
    x = 2,976,458.51

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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.