Home / 1,313,850.60-1,970,840.70-683,994.60

Finding the Fourth Proportional to 1,313,850.60, 1,970,840.70 and 683,994.60

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Solution

The fourth proportional to 1,313,850.60, 1,970,840.70 and 683,994.60 is: 1,026,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,850.60 : 1,970,840.70 = 683,994.60 : x
  2. Step 2: Convert to fraction form
    1,313,850.60/1,970,840.70 = 683,994.60/x
  3. Step 3: Cross multiply
    1,313,850.60x = 1,970,840.70 × 683,994.60
  4. Step 4: Simplify right side
    1,313,850.60x = 1,348,044,396,260.22
  5. Step 5: Solve for x
    x = 1,348,044,396,260.22/1,313,850.60
  6. Step 6: Final answer
    x = 1,026,025.64

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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.