Home / 5,252,815.50-7,879,223.37-1,263,727.50

Finding the Fourth Proportional to 5,252,815.50, 7,879,223.37 and 1,263,727.50

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Solution

The fourth proportional to 5,252,815.50, 7,879,223.37 and 1,263,727.50 is: 1,895,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252,815.50 : 7,879,223.37 = 1,263,727.50 : x
  2. Step 2: Convert to fraction form
    5,252,815.50/7,879,223.37 = 1,263,727.50/x
  3. Step 3: Cross multiply
    5,252,815.50x = 7,879,223.37 × 1,263,727.50
  4. Step 4: Simplify right side
    5,252,815.50x = 9,957,191,251,311.68
  5. Step 5: Solve for x
    x = 9,957,191,251,311.68/5,252,815.50
  6. Step 6: Final answer
    x = 1,895,591.28

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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.