Home / 1,263,497.48-1,743,738.90-719,514.44

Finding the Fourth Proportional to 1,263,497.48, 1,743,738.90 and 719,514.44

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Solution

The fourth proportional to 1,263,497.48, 1,743,738.90 and 719,514.44 is: 992,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,497.48 : 1,743,738.90 = 719,514.44 : x
  2. Step 2: Convert to fraction form
    1,263,497.48/1,743,738.90 = 719,514.44/x
  3. Step 3: Cross multiply
    1,263,497.48x = 1,743,738.90 × 719,514.44
  4. Step 4: Simplify right side
    1,263,497.48x = 1,254,645,318,139.72
  5. Step 5: Solve for x
    x = 1,254,645,318,139.72/1,263,497.48
  6. Step 6: Final answer
    x = 992,993.92

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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.