Home / 3,219,052.15-4,442,678.18-1,930,601.35

Finding the Fourth Proportional to 3,219,052.15, 4,442,678.18 and 1,930,601.35

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Solution

The fourth proportional to 3,219,052.15, 4,442,678.18 and 1,930,601.35 is: 2,664,461.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,052.15 : 4,442,678.18 = 1,930,601.35 : x
  2. Step 2: Convert to fraction form
    3,219,052.15/4,442,678.18 = 1,930,601.35/x
  3. Step 3: Cross multiply
    3,219,052.15x = 4,442,678.18 × 1,930,601.35
  4. Step 4: Simplify right side
    3,219,052.15x = 8,577,040,491,923.54
  5. Step 5: Solve for x
    x = 8,577,040,491,923.54/3,219,052.15
  6. Step 6: Final answer
    x = 2,664,461.49

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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.