Home / 1,098,314.78-1,644,913.37-1,068,043.96

Finding the Fourth Proportional to 1,098,314.78, 1,644,913.37 and 1,068,043.96

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Solution

The fourth proportional to 1,098,314.78, 1,644,913.37 and 1,068,043.96 is: 1,599,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,314.78 : 1,644,913.37 = 1,068,043.96 : x
  2. Step 2: Convert to fraction form
    1,098,314.78/1,644,913.37 = 1,068,043.96/x
  3. Step 3: Cross multiply
    1,098,314.78x = 1,644,913.37 × 1,068,043.96
  4. Step 4: Simplify right side
    1,098,314.78x = 1,756,839,794,278.00
  5. Step 5: Solve for x
    x = 1,756,839,794,278.00/1,098,314.78
  6. Step 6: Final answer
    x = 1,599,577.68

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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.