Home / 1,266,422.59-1,899,989.03-508,796.07

Finding the Fourth Proportional to 1,266,422.59, 1,899,989.03 and 508,796.07

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Solution

The fourth proportional to 1,266,422.59, 1,899,989.03 and 508,796.07 is: 763,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,422.59 : 1,899,989.03 = 508,796.07 : x
  2. Step 2: Convert to fraction form
    1,266,422.59/1,899,989.03 = 508,796.07/x
  3. Step 3: Cross multiply
    1,266,422.59x = 1,899,989.03 × 508,796.07
  4. Step 4: Simplify right side
    1,266,422.59x = 966,706,951,507.11
  5. Step 5: Solve for x
    x = 966,706,951,507.11/1,266,422.59
  6. Step 6: Final answer
    x = 763,336.79

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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.