Home / 998,104.60-1,494,824.10-978,059.80

Finding the Fourth Proportional to 998,104.60, 1,494,824.10 and 978,059.80

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Solution

The fourth proportional to 998,104.60, 1,494,824.10 and 978,059.80 is: 1,464,803.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,104.60 : 1,494,824.10 = 978,059.80 : x
  2. Step 2: Convert to fraction form
    998,104.60/1,494,824.10 = 978,059.80/x
  3. Step 3: Cross multiply
    998,104.60x = 1,494,824.10 × 978,059.80
  4. Step 4: Simplify right side
    998,104.60x = 1,462,027,360,281.18
  5. Step 5: Solve for x
    x = 1,462,027,360,281.18/998,104.60
  6. Step 6: Final answer
    x = 1,464,803.75

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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.