Home / 3,123,679.86-4,680,172.44-1,704,732.66

Finding the Fourth Proportional to 3,123,679.86, 4,680,172.44 and 1,704,732.66

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Solution

The fourth proportional to 3,123,679.86, 4,680,172.44 and 1,704,732.66 is: 2,554,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,679.86 : 4,680,172.44 = 1,704,732.66 : x
  2. Step 2: Convert to fraction form
    3,123,679.86/4,680,172.44 = 1,704,732.66/x
  3. Step 3: Cross multiply
    3,123,679.86x = 4,680,172.44 × 1,704,732.66
  4. Step 4: Simplify right side
    3,123,679.86x = 7,978,442,812,899.89
  5. Step 5: Solve for x
    x = 7,978,442,812,899.89/3,123,679.86
  6. Step 6: Final answer
    x = 2,554,180.70

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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.