Home / 1,226,892.48-1,693,078.62-683,028.30

Finding the Fourth Proportional to 1,226,892.48, 1,693,078.62 and 683,028.30

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Solution

The fourth proportional to 1,226,892.48, 1,693,078.62 and 683,028.30 is: 942,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,892.48 : 1,693,078.62 = 683,028.30 : x
  2. Step 2: Convert to fraction form
    1,226,892.48/1,693,078.62 = 683,028.30/x
  3. Step 3: Cross multiply
    1,226,892.48x = 1,693,078.62 × 683,028.30
  4. Step 4: Simplify right side
    1,226,892.48x = 1,156,420,611,584.95
  5. Step 5: Solve for x
    x = 1,156,420,611,584.95/1,226,892.48
  6. Step 6: Final answer
    x = 942,560.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.