Home / 1,710,439.50-2,568,980.79-1,259,378.94

Finding the Fourth Proportional to 1,710,439.50, 2,568,980.79 and 1,259,378.94

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Solution

The fourth proportional to 1,710,439.50, 2,568,980.79 and 1,259,378.94 is: 1,891,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,439.50 : 2,568,980.79 = 1,259,378.94 : x
  2. Step 2: Convert to fraction form
    1,710,439.50/2,568,980.79 = 1,259,378.94/x
  3. Step 3: Cross multiply
    1,710,439.50x = 2,568,980.79 × 1,259,378.94
  4. Step 4: Simplify right side
    1,710,439.50x = 3,235,320,304,190.56
  5. Step 5: Solve for x
    x = 3,235,320,304,190.56/1,710,439.50
  6. Step 6: Final answer
    x = 1,891,514.03

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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.