Home / 4,658,996.80-6,992,431.80-1,821,145.60

Finding the Fourth Proportional to 4,658,996.80, 6,992,431.80 and 1,821,145.60

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Solution

The fourth proportional to 4,658,996.80, 6,992,431.80 and 1,821,145.60 is: 2,733,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,996.80 : 6,992,431.80 = 1,821,145.60 : x
  2. Step 2: Convert to fraction form
    4,658,996.80/6,992,431.80 = 1,821,145.60/x
  3. Step 3: Cross multiply
    4,658,996.80x = 6,992,431.80 × 1,821,145.60
  4. Step 4: Simplify right side
    4,658,996.80x = 12,734,236,405,870.08
  5. Step 5: Solve for x
    x = 12,734,236,405,870.08/4,658,996.80
  6. Step 6: Final answer
    x = 2,733,257.17

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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.