Home / 1,133,642.39-1,700,414.37-423,676.58

Finding the Fourth Proportional to 1,133,642.39, 1,700,414.37 and 423,676.58

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Solution

The fourth proportional to 1,133,642.39, 1,700,414.37 and 423,676.58 is: 635,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,642.39 : 1,700,414.37 = 423,676.58 : x
  2. Step 2: Convert to fraction form
    1,133,642.39/1,700,414.37 = 423,676.58/x
  3. Step 3: Cross multiply
    1,133,642.39x = 1,700,414.37 × 423,676.58
  4. Step 4: Simplify right side
    1,133,642.39x = 720,425,736,362.38
  5. Step 5: Solve for x
    x = 720,425,736,362.38/1,133,642.39
  6. Step 6: Final answer
    x = 635,496.47

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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.