Home / 1,689,849.27-2,332,085.38-964,929.85

Finding the Fourth Proportional to 1,689,849.27, 2,332,085.38 and 964,929.85

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Solution

The fourth proportional to 1,689,849.27, 2,332,085.38 and 964,929.85 is: 1,331,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,849.27 : 2,332,085.38 = 964,929.85 : x
  2. Step 2: Convert to fraction form
    1,689,849.27/2,332,085.38 = 964,929.85/x
  3. Step 3: Cross multiply
    1,689,849.27x = 2,332,085.38 × 964,929.85
  4. Step 4: Simplify right side
    1,689,849.27x = 2,250,298,787,668.06
  5. Step 5: Solve for x
    x = 2,250,298,787,668.06/1,689,849.27
  6. Step 6: Final answer
    x = 1,331,656.51

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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.