Home / 1,263,716.96-1,743,941.12-719,844.96

Finding the Fourth Proportional to 1,263,716.96, 1,743,941.12 and 719,844.96

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Solution

The fourth proportional to 1,263,716.96, 1,743,941.12 and 719,844.96 is: 993,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,716.96 : 1,743,941.12 = 719,844.96 : x
  2. Step 2: Convert to fraction form
    1,263,716.96/1,743,941.12 = 719,844.96/x
  3. Step 3: Cross multiply
    1,263,716.96x = 1,743,941.12 × 719,844.96
  4. Step 4: Simplify right side
    1,263,716.96x = 1,255,367,225,768.76
  5. Step 5: Solve for x
    x = 1,255,367,225,768.76/1,263,716.96
  6. Step 6: Final answer
    x = 993,392.72

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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.