Home / 1,364,218.81-1,882,540.64-783,536.48

Finding the Fourth Proportional to 1,364,218.81, 1,882,540.64 and 783,536.48

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Solution

The fourth proportional to 1,364,218.81, 1,882,540.64 and 783,536.48 is: 1,081,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,218.81 : 1,882,540.64 = 783,536.48 : x
  2. Step 2: Convert to fraction form
    1,364,218.81/1,882,540.64 = 783,536.48/x
  3. Step 3: Cross multiply
    1,364,218.81x = 1,882,540.64 × 783,536.48
  4. Step 4: Simplify right side
    1,364,218.81x = 1,475,039,266,522.55
  5. Step 5: Solve for x
    x = 1,475,039,266,522.55/1,364,218.81
  6. Step 6: Final answer
    x = 1,081,233.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.