Home / 1,723,497.21-2,585,422.80-659,434.23

Finding the Fourth Proportional to 1,723,497.21, 2,585,422.80 and 659,434.23

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Solution

The fourth proportional to 1,723,497.21, 2,585,422.80 and 659,434.23 is: 989,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,497.21 : 2,585,422.80 = 659,434.23 : x
  2. Step 2: Convert to fraction form
    1,723,497.21/2,585,422.80 = 659,434.23/x
  3. Step 3: Cross multiply
    1,723,497.21x = 2,585,422.80 × 659,434.23
  4. Step 4: Simplify right side
    1,723,497.21x = 1,704,916,293,342.44
  5. Step 5: Solve for x
    x = 1,704,916,293,342.44/1,723,497.21
  6. Step 6: Final answer
    x = 989,219.06

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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.