Home / 2,088,896.81-2,882,684.91-1,315,039.64

Finding the Fourth Proportional to 2,088,896.81, 2,882,684.91 and 1,315,039.64

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Solution

The fourth proportional to 2,088,896.81, 2,882,684.91 and 1,315,039.64 is: 1,814,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,896.81 : 2,882,684.91 = 1,315,039.64 : x
  2. Step 2: Convert to fraction form
    2,088,896.81/2,882,684.91 = 1,315,039.64/x
  3. Step 3: Cross multiply
    2,088,896.81x = 2,882,684.91 × 1,315,039.64
  4. Step 4: Simplify right side
    2,088,896.81x = 3,790,844,911,866.41
  5. Step 5: Solve for x
    x = 3,790,844,911,866.41/2,088,896.81
  6. Step 6: Final answer
    x = 1,814,759.30

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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.