Home / 1,470.26-2,029.38-1,049.94

Finding the Fourth Proportional to 1,470.26, 2,029.38 and 1,049.94

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Solution

The fourth proportional to 1,470.26, 2,029.38 and 1,049.94 is: 1,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.26 : 2,029.38 = 1,049.94 : x
  2. Step 2: Convert to fraction form
    1,470.26/2,029.38 = 1,049.94/x
  3. Step 3: Cross multiply
    1,470.26x = 2,029.38 × 1,049.94
  4. Step 4: Simplify right side
    1,470.26x = 2,130,727.24
  5. Step 5: Solve for x
    x = 2,130,727.24/1,470.26
  6. Step 6: Final answer
    x = 1,449.22

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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.