Home / 1,628,785.26-2,443,077.99-729,985.77

Finding the Fourth Proportional to 1,628,785.26, 2,443,077.99 and 729,985.77

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Solution

The fourth proportional to 1,628,785.26, 2,443,077.99 and 729,985.77 is: 1,094,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,785.26 : 2,443,077.99 = 729,985.77 : x
  2. Step 2: Convert to fraction form
    1,628,785.26/2,443,077.99 = 729,985.77/x
  3. Step 3: Cross multiply
    1,628,785.26x = 2,443,077.99 × 729,985.77
  4. Step 4: Simplify right side
    1,628,785.26x = 1,783,412,167,700.20
  5. Step 5: Solve for x
    x = 1,783,412,167,700.20/1,628,785.26
  6. Step 6: Final answer
    x = 1,094,933.88

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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.