Home / 5,251,222.44-7,878,233.88-1,885,458.60

Finding the Fourth Proportional to 5,251,222.44, 7,878,233.88 and 1,885,458.60

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Solution

The fourth proportional to 5,251,222.44, 7,878,233.88 and 1,885,458.60 is: 2,828,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,222.44 : 7,878,233.88 = 1,885,458.60 : x
  2. Step 2: Convert to fraction form
    5,251,222.44/7,878,233.88 = 1,885,458.60/x
  3. Step 3: Cross multiply
    5,251,222.44x = 7,878,233.88 × 1,885,458.60
  4. Step 4: Simplify right side
    5,251,222.44x = 14,854,083,821,857.37
  5. Step 5: Solve for x
    x = 14,854,083,821,857.37/5,251,222.44
  6. Step 6: Final answer
    x = 2,828,690.65

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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.