Home / 1,630,584.60-2,443,544.10-1,200,766.20

Finding the Fourth Proportional to 1,630,584.60, 2,443,544.10 and 1,200,766.20

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Solution

The fourth proportional to 1,630,584.60, 2,443,544.10 and 1,200,766.20 is: 1,799,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,584.60 : 2,443,544.10 = 1,200,766.20 : x
  2. Step 2: Convert to fraction form
    1,630,584.60/2,443,544.10 = 1,200,766.20/x
  3. Step 3: Cross multiply
    1,630,584.60x = 2,443,544.10 × 1,200,766.20
  4. Step 4: Simplify right side
    1,630,584.60x = 2,934,125,163,489.42
  5. Step 5: Solve for x
    x = 2,934,125,163,489.42/1,630,584.60
  6. Step 6: Final answer
    x = 1,799,431.42

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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.