Home / 1,266,343.68-1,899,517.28-367,788

Finding the Fourth Proportional to 1,266,343.68, 1,899,517.28 and 367,788

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Solution

The fourth proportional to 1,266,343.68, 1,899,517.28 and 367,788 is: 551,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,343.68 : 1,899,517.28 = 367,788 : x
  2. Step 2: Convert to fraction form
    1,266,343.68/1,899,517.28 = 367,788/x
  3. Step 3: Cross multiply
    1,266,343.68x = 1,899,517.28 × 367,788
  4. Step 4: Simplify right side
    1,266,343.68x = 698,619,659,537.70
  5. Step 5: Solve for x
    x = 698,619,659,537.70/1,266,343.68
  6. Step 6: Final answer
    x = 551,682.51

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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.