Home / 2,420,631.70-3,630,947.55-1,160,919.70

Finding the Fourth Proportional to 2,420,631.70, 3,630,947.55 and 1,160,919.70

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Solution

The fourth proportional to 2,420,631.70, 3,630,947.55 and 1,160,919.70 is: 1,741,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,631.70 : 3,630,947.55 = 1,160,919.70 : x
  2. Step 2: Convert to fraction form
    2,420,631.70/3,630,947.55 = 1,160,919.70/x
  3. Step 3: Cross multiply
    2,420,631.70x = 3,630,947.55 × 1,160,919.70
  4. Step 4: Simplify right side
    2,420,631.70x = 4,215,238,540,461.73
  5. Step 5: Solve for x
    x = 4,215,238,540,461.73/2,420,631.70
  6. Step 6: Final answer
    x = 1,741,379.55

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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.