Home / 1,728,574.32-2,593,137.96-731,310.96

Finding the Fourth Proportional to 1,728,574.32, 2,593,137.96 and 731,310.96

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Solution

The fourth proportional to 1,728,574.32, 2,593,137.96 and 731,310.96 is: 1,097,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,574.32 : 2,593,137.96 = 731,310.96 : x
  2. Step 2: Convert to fraction form
    1,728,574.32/2,593,137.96 = 731,310.96/x
  3. Step 3: Cross multiply
    1,728,574.32x = 2,593,137.96 × 731,310.96
  4. Step 4: Simplify right side
    1,728,574.32x = 1,896,390,210,940.04
  5. Step 5: Solve for x
    x = 1,896,390,210,940.04/1,728,574.32
  6. Step 6: Final answer
    x = 1,097,083.41

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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.