Home / 1,266,932.16-1,900,160.64-635,676.48

Finding the Fourth Proportional to 1,266,932.16, 1,900,160.64 and 635,676.48

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Solution

The fourth proportional to 1,266,932.16, 1,900,160.64 and 635,676.48 is: 953,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,932.16 : 1,900,160.64 = 635,676.48 : x
  2. Step 2: Convert to fraction form
    1,266,932.16/1,900,160.64 = 635,676.48/x
  3. Step 3: Cross multiply
    1,266,932.16x = 1,900,160.64 × 635,676.48
  4. Step 4: Simplify right side
    1,266,932.16x = 1,207,887,427,069.75
  5. Step 5: Solve for x
    x = 1,207,887,427,069.75/1,266,932.16
  6. Step 6: Final answer
    x = 953,395.51

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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.