Home / 1,263,845.67-1,744,118.63-719,973.39

Finding the Fourth Proportional to 1,263,845.67, 1,744,118.63 and 719,973.39

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Solution

The fourth proportional to 1,263,845.67, 1,744,118.63 and 719,973.39 is: 993,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,845.67 : 1,744,118.63 = 719,973.39 : x
  2. Step 2: Convert to fraction form
    1,263,845.67/1,744,118.63 = 719,973.39/x
  3. Step 3: Cross multiply
    1,263,845.67x = 1,744,118.63 × 719,973.39
  4. Step 4: Simplify right side
    1,263,845.67x = 1,255,719,008,243.73
  5. Step 5: Solve for x
    x = 1,255,719,008,243.73/1,263,845.67
  6. Step 6: Final answer
    x = 993,569.90

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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.