Home / 2,079,495.40-3,119,243.10-659,662.60

Finding the Fourth Proportional to 2,079,495.40, 3,119,243.10 and 659,662.60

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Solution

The fourth proportional to 2,079,495.40, 3,119,243.10 and 659,662.60 is: 989,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,495.40 : 3,119,243.10 = 659,662.60 : x
  2. Step 2: Convert to fraction form
    2,079,495.40/3,119,243.10 = 659,662.60/x
  3. Step 3: Cross multiply
    2,079,495.40x = 3,119,243.10 × 659,662.60
  4. Step 4: Simplify right side
    2,079,495.40x = 2,057,648,013,378.06
  5. Step 5: Solve for x
    x = 2,057,648,013,378.06/2,079,495.40
  6. Step 6: Final answer
    x = 989,493.90

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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.