Home / 1,297,662.88-1,790,825.92-746,377.68

Finding the Fourth Proportional to 1,297,662.88, 1,790,825.92 and 746,377.68

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Solution

The fourth proportional to 1,297,662.88, 1,790,825.92 and 746,377.68 is: 1,030,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,662.88 : 1,790,825.92 = 746,377.68 : x
  2. Step 2: Convert to fraction form
    1,297,662.88/1,790,825.92 = 746,377.68/x
  3. Step 3: Cross multiply
    1,297,662.88x = 1,790,825.92 × 746,377.68
  4. Step 4: Simplify right side
    1,297,662.88x = 1,336,632,495,453.47
  5. Step 5: Solve for x
    x = 1,336,632,495,453.47/1,297,662.88
  6. Step 6: Final answer
    x = 1,030,030.62

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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.