Home / 1,711,821.60-2,567,863.62-513,656.64

Finding the Fourth Proportional to 1,711,821.60, 2,567,863.62 and 513,656.64

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Solution

The fourth proportional to 1,711,821.60, 2,567,863.62 and 513,656.64 is: 770,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,821.60 : 2,567,863.62 = 513,656.64 : x
  2. Step 2: Convert to fraction form
    1,711,821.60/2,567,863.62 = 513,656.64/x
  3. Step 3: Cross multiply
    1,711,821.60x = 2,567,863.62 × 513,656.64
  4. Step 4: Simplify right side
    1,711,821.60x = 1,319,000,199,027.44
  5. Step 5: Solve for x
    x = 1,319,000,199,027.44/1,711,821.60
  6. Step 6: Final answer
    x = 770,524.33

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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.