Home / 756,732.76-1,135,099.14-718,892.80

Finding the Fourth Proportional to 756,732.76, 1,135,099.14 and 718,892.80

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Solution

The fourth proportional to 756,732.76, 1,135,099.14 and 718,892.80 is: 1,078,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,732.76 : 1,135,099.14 = 718,892.80 : x
  2. Step 2: Convert to fraction form
    756,732.76/1,135,099.14 = 718,892.80/x
  3. Step 3: Cross multiply
    756,732.76x = 1,135,099.14 × 718,892.80
  4. Step 4: Simplify right side
    756,732.76x = 816,014,599,032.19
  5. Step 5: Solve for x
    x = 816,014,599,032.19/756,732.76
  6. Step 6: Final answer
    x = 1,078,339.20

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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.