Home / 6,548,781.30-9,824,644.53-1,999,449.51

Finding the Fourth Proportional to 6,548,781.30, 9,824,644.53 and 1,999,449.51

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Solution

The fourth proportional to 6,548,781.30, 9,824,644.53 and 1,999,449.51 is: 2,999,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548,781.30 : 9,824,644.53 = 1,999,449.51 : x
  2. Step 2: Convert to fraction form
    6,548,781.30/9,824,644.53 = 1,999,449.51/x
  3. Step 3: Cross multiply
    6,548,781.30x = 9,824,644.53 × 1,999,449.51
  4. Step 4: Simplify right side
    6,548,781.30x = 19,643,880,691,432.68
  5. Step 5: Solve for x
    x = 19,643,880,691,432.68/6,548,781.30
  6. Step 6: Final answer
    x = 2,999,623.87

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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.