Home / 1,630,586.10-2,443,546.35-1,200,767.70

Finding the Fourth Proportional to 1,630,586.10, 2,443,546.35 and 1,200,767.70

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Solution

The fourth proportional to 1,630,586.10, 2,443,546.35 and 1,200,767.70 is: 1,799,433.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,586.10 : 2,443,546.35 = 1,200,767.70 : x
  2. Step 2: Convert to fraction form
    1,630,586.10/2,443,546.35 = 1,200,767.70/x
  3. Step 3: Cross multiply
    1,630,586.10x = 2,443,546.35 × 1,200,767.70
  4. Step 4: Simplify right side
    1,630,586.10x = 2,934,131,530,532.90
  5. Step 5: Solve for x
    x = 2,934,131,530,532.90/1,630,586.10
  6. Step 6: Final answer
    x = 1,799,433.67

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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.