Home / 1,672,479.36-2,308,357.62-993,284.64

Finding the Fourth Proportional to 1,672,479.36, 2,308,357.62 and 993,284.64

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Solution

The fourth proportional to 1,672,479.36, 2,308,357.62 and 993,284.64 is: 1,370,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,479.36 : 2,308,357.62 = 993,284.64 : x
  2. Step 2: Convert to fraction form
    1,672,479.36/2,308,357.62 = 993,284.64/x
  3. Step 3: Cross multiply
    1,672,479.36x = 2,308,357.62 × 993,284.64
  4. Step 4: Simplify right side
    1,672,479.36x = 2,292,856,167,572.96
  5. Step 5: Solve for x
    x = 2,292,856,167,572.96/1,672,479.36
  6. Step 6: Final answer
    x = 1,370,932.41

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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.