Home / 1,785.61-2,463.55-1,039.41

Finding the Fourth Proportional to 1,785.61, 2,463.55 and 1,039.41

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Solution

The fourth proportional to 1,785.61, 2,463.55 and 1,039.41 is: 1,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.61 : 2,463.55 = 1,039.41 : x
  2. Step 2: Convert to fraction form
    1,785.61/2,463.55 = 1,039.41/x
  3. Step 3: Cross multiply
    1,785.61x = 2,463.55 × 1,039.41
  4. Step 4: Simplify right side
    1,785.61x = 2,560,643.37
  5. Step 5: Solve for x
    x = 2,560,643.37/1,785.61
  6. Step 6: Final answer
    x = 1,434.04

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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.