Home / 3,119,953.70-4,679,930.55-1,098,181.55

Finding the Fourth Proportional to 3,119,953.70, 4,679,930.55 and 1,098,181.55

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Solution

The fourth proportional to 3,119,953.70, 4,679,930.55 and 1,098,181.55 is: 1,647,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,953.70 : 4,679,930.55 = 1,098,181.55 : x
  2. Step 2: Convert to fraction form
    3,119,953.70/4,679,930.55 = 1,098,181.55/x
  3. Step 3: Cross multiply
    3,119,953.70x = 4,679,930.55 × 1,098,181.55
  4. Step 4: Simplify right side
    3,119,953.70x = 5,139,413,385,291.35
  5. Step 5: Solve for x
    x = 5,139,413,385,291.35/3,119,953.70
  6. Step 6: Final answer
    x = 1,647,272.33

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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.