Home / 1,297,514.70-1,790,624.61-746,230.77

Finding the Fourth Proportional to 1,297,514.70, 1,790,624.61 and 746,230.77

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Solution

The fourth proportional to 1,297,514.70, 1,790,624.61 and 746,230.77 is: 1,029,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,514.70 : 1,790,624.61 = 746,230.77 : x
  2. Step 2: Convert to fraction form
    1,297,514.70/1,790,624.61 = 746,230.77/x
  3. Step 3: Cross multiply
    1,297,514.70x = 1,790,624.61 × 746,230.77
  4. Step 4: Simplify right side
    1,297,514.70x = 1,336,219,181,501.25
  5. Step 5: Solve for x
    x = 1,336,219,181,501.25/1,297,514.70
  6. Step 6: Final answer
    x = 1,029,829.71

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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.