Home / 4,859,078.40-7,282,295.52-1,977,086.56

Finding the Fourth Proportional to 4,859,078.40, 7,282,295.52 and 1,977,086.56

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Solution

The fourth proportional to 4,859,078.40, 7,282,295.52 and 1,977,086.56 is: 2,963,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859,078.40 : 7,282,295.52 = 1,977,086.56 : x
  2. Step 2: Convert to fraction form
    4,859,078.40/7,282,295.52 = 1,977,086.56/x
  3. Step 3: Cross multiply
    4,859,078.40x = 7,282,295.52 × 1,977,086.56
  4. Step 4: Simplify right side
    4,859,078.40x = 14,397,728,598,540.21
  5. Step 5: Solve for x
    x = 14,397,728,598,540.21/4,859,078.40
  6. Step 6: Final answer
    x = 2,963,057.48

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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.