Home / 2,179,913.30-3,270,570.06-663,889.49

Finding the Fourth Proportional to 2,179,913.30, 3,270,570.06 and 663,889.49

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Solution

The fourth proportional to 2,179,913.30, 3,270,570.06 and 663,889.49 is: 996,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,913.30 : 3,270,570.06 = 663,889.49 : x
  2. Step 2: Convert to fraction form
    2,179,913.30/3,270,570.06 = 663,889.49/x
  3. Step 3: Cross multiply
    2,179,913.30x = 3,270,570.06 × 663,889.49
  4. Step 4: Simplify right side
    2,179,913.30x = 2,171,297,089,142.67
  5. Step 5: Solve for x
    x = 2,171,297,089,142.67/2,179,913.30
  6. Step 6: Final answer
    x = 996,047.45

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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.