Home / 966,037.20-1,449,055.80-809,739.60

Finding the Fourth Proportional to 966,037.20, 1,449,055.80 and 809,739.60

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Solution

The fourth proportional to 966,037.20, 1,449,055.80 and 809,739.60 is: 1,214,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,037.20 : 1,449,055.80 = 809,739.60 : x
  2. Step 2: Convert to fraction form
    966,037.20/1,449,055.80 = 809,739.60/x
  3. Step 3: Cross multiply
    966,037.20x = 1,449,055.80 × 809,739.60
  4. Step 4: Simplify right side
    966,037.20x = 1,173,357,863,869.68
  5. Step 5: Solve for x
    x = 1,173,357,863,869.68/966,037.20
  6. Step 6: Final answer
    x = 1,214,609.40

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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.