Home / 3,186,888.30-4,780,326.53-998,625.51

Finding the Fourth Proportional to 3,186,888.30, 4,780,326.53 and 998,625.51

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Solution

The fourth proportional to 3,186,888.30, 4,780,326.53 and 998,625.51 is: 1,497,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,888.30 : 4,780,326.53 = 998,625.51 : x
  2. Step 2: Convert to fraction form
    3,186,888.30/4,780,326.53 = 998,625.51/x
  3. Step 3: Cross multiply
    3,186,888.30x = 4,780,326.53 × 998,625.51
  4. Step 4: Simplify right side
    3,186,888.30x = 4,773,756,015,867.08
  5. Step 5: Solve for x
    x = 4,773,756,015,867.08/3,186,888.30
  6. Step 6: Final answer
    x = 1,497,936.41

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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.