Home / 2,886,170.10-4,328,234.55-992,471.10

Finding the Fourth Proportional to 2,886,170.10, 4,328,234.55 and 992,471.10

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Solution

The fourth proportional to 2,886,170.10, 4,328,234.55 and 992,471.10 is: 1,488,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,170.10 : 4,328,234.55 = 992,471.10 : x
  2. Step 2: Convert to fraction form
    2,886,170.10/4,328,234.55 = 992,471.10/x
  3. Step 3: Cross multiply
    2,886,170.10x = 4,328,234.55 × 992,471.10
  4. Step 4: Simplify right side
    2,886,170.10x = 4,295,647,704,896.51
  5. Step 5: Solve for x
    x = 4,295,647,704,896.51/2,886,170.10
  6. Step 6: Final answer
    x = 1,488,355.69

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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.