Home / 2,646,004.40-3,969,006.60-962,889.20

Finding the Fourth Proportional to 2,646,004.40, 3,969,006.60 and 962,889.20

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Solution

The fourth proportional to 2,646,004.40, 3,969,006.60 and 962,889.20 is: 1,444,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,004.40 : 3,969,006.60 = 962,889.20 : x
  2. Step 2: Convert to fraction form
    2,646,004.40/3,969,006.60 = 962,889.20/x
  3. Step 3: Cross multiply
    2,646,004.40x = 3,969,006.60 × 962,889.20
  4. Step 4: Simplify right side
    2,646,004.40x = 3,821,713,589,868.72
  5. Step 5: Solve for x
    x = 3,821,713,589,868.72/2,646,004.40
  6. Step 6: Final answer
    x = 1,444,333.80

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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.