Home / 2,270,230.64-3,405,880.56-672,806.96

Finding the Fourth Proportional to 2,270,230.64, 3,405,880.56 and 672,806.96

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Solution

The fourth proportional to 2,270,230.64, 3,405,880.56 and 672,806.96 is: 1,009,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,230.64 : 3,405,880.56 = 672,806.96 : x
  2. Step 2: Convert to fraction form
    2,270,230.64/3,405,880.56 = 672,806.96/x
  3. Step 3: Cross multiply
    2,270,230.64x = 3,405,880.56 × 672,806.96
  4. Step 4: Simplify right side
    2,270,230.64x = 2,291,500,145,696.70
  5. Step 5: Solve for x
    x = 2,291,500,145,696.70/2,270,230.64
  6. Step 6: Final answer
    x = 1,009,368.87

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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.