Home / 3,152,838.78-4,350,930.84-1,776,198.98

Finding the Fourth Proportional to 3,152,838.78, 4,350,930.84 and 1,776,198.98

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Solution

The fourth proportional to 3,152,838.78, 4,350,930.84 and 1,776,198.98 is: 2,451,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,838.78 : 4,350,930.84 = 1,776,198.98 : x
  2. Step 2: Convert to fraction form
    3,152,838.78/4,350,930.84 = 1,776,198.98/x
  3. Step 3: Cross multiply
    3,152,838.78x = 4,350,930.84 × 1,776,198.98
  4. Step 4: Simplify right side
    3,152,838.78x = 7,728,118,930,935.87
  5. Step 5: Solve for x
    x = 7,728,118,930,935.87/3,152,838.78
  6. Step 6: Final answer
    x = 2,451,162.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.