Home / 969,985.97-1,452,494.64-809,663.27

Finding the Fourth Proportional to 969,985.97, 1,452,494.64 and 809,663.27

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Solution

The fourth proportional to 969,985.97, 1,452,494.64 and 809,663.27 is: 1,212,421.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,985.97 : 1,452,494.64 = 809,663.27 : x
  2. Step 2: Convert to fraction form
    969,985.97/1,452,494.64 = 809,663.27/x
  3. Step 3: Cross multiply
    969,985.97x = 1,452,494.64 × 809,663.27
  4. Step 4: Simplify right side
    969,985.97x = 1,176,031,559,879.87
  5. Step 5: Solve for x
    x = 1,176,031,559,879.87/969,985.97
  6. Step 6: Final answer
    x = 1,212,421.21

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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.