Home / 969,986.46-1,452,495.39-809,663.77

Finding the Fourth Proportional to 969,986.46, 1,452,495.39 and 809,663.77

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Solution

The fourth proportional to 969,986.46, 1,452,495.39 and 809,663.77 is: 1,212,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,986.46 : 1,452,495.39 = 809,663.77 : x
  2. Step 2: Convert to fraction form
    969,986.46/1,452,495.39 = 809,663.77/x
  3. Step 3: Cross multiply
    969,986.46x = 1,452,495.39 × 809,663.77
  4. Step 4: Simplify right side
    969,986.46x = 1,176,032,893,375.02
  5. Step 5: Solve for x
    x = 1,176,032,893,375.02/969,986.46
  6. Step 6: Final answer
    x = 1,212,421.97

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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.