Home / 1,263,568.40-1,743,522.80-719,714.82

Finding the Fourth Proportional to 1,263,568.40, 1,743,522.80 and 719,714.82

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Solution

The fourth proportional to 1,263,568.40, 1,743,522.80 and 719,714.82 is: 993,091.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,568.40 : 1,743,522.80 = 719,714.82 : x
  2. Step 2: Convert to fraction form
    1,263,568.40/1,743,522.80 = 719,714.82/x
  3. Step 3: Cross multiply
    1,263,568.40x = 1,743,522.80 × 719,714.82
  4. Step 4: Simplify right side
    1,263,568.40x = 1,254,839,198,167.90
  5. Step 5: Solve for x
    x = 1,254,839,198,167.90/1,263,568.40
  6. Step 6: Final answer
    x = 993,091.63

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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.