Home / 1,215,694.98-1,821,912.48-946,148.60

Finding the Fourth Proportional to 1,215,694.98, 1,821,912.48 and 946,148.60

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Solution

The fourth proportional to 1,215,694.98, 1,821,912.48 and 946,148.60 is: 1,417,954.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,694.98 : 1,821,912.48 = 946,148.60 : x
  2. Step 2: Convert to fraction form
    1,215,694.98/1,821,912.48 = 946,148.60/x
  3. Step 3: Cross multiply
    1,215,694.98x = 1,821,912.48 × 946,148.60
  4. Step 4: Simplify right side
    1,215,694.98x = 1,723,799,946,829.31
  5. Step 5: Solve for x
    x = 1,723,799,946,829.31/1,215,694.98
  6. Step 6: Final answer
    x = 1,417,954.32

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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.