Home / 1,474,636.76-2,211,950.76-664,072.20

Finding the Fourth Proportional to 1,474,636.76, 2,211,950.76 and 664,072.20

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Solution

The fourth proportional to 1,474,636.76, 2,211,950.76 and 664,072.20 is: 996,106.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,636.76 : 2,211,950.76 = 664,072.20 : x
  2. Step 2: Convert to fraction form
    1,474,636.76/2,211,950.76 = 664,072.20/x
  3. Step 3: Cross multiply
    1,474,636.76x = 2,211,950.76 × 664,072.20
  4. Step 4: Simplify right side
    1,474,636.76x = 1,468,895,007,484.87
  5. Step 5: Solve for x
    x = 1,468,895,007,484.87/1,474,636.76
  6. Step 6: Final answer
    x = 996,106.33

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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.