Home / 1,868,382.06-2,802,142.96-731,171.22

Finding the Fourth Proportional to 1,868,382.06, 2,802,142.96 and 731,171.22

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Solution

The fourth proportional to 1,868,382.06, 2,802,142.96 and 731,171.22 is: 1,096,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,382.06 : 2,802,142.96 = 731,171.22 : x
  2. Step 2: Convert to fraction form
    1,868,382.06/2,802,142.96 = 731,171.22/x
  3. Step 3: Cross multiply
    1,868,382.06x = 2,802,142.96 × 731,171.22
  4. Step 4: Simplify right side
    1,868,382.06x = 2,048,846,286,677.61
  5. Step 5: Solve for x
    x = 2,048,846,286,677.61/1,868,382.06
  6. Step 6: Final answer
    x = 1,096,588.50

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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.