Home / 5,254,978.27-7,251,866.80-2,840,530.27

Finding the Fourth Proportional to 5,254,978.27, 7,251,866.80 and 2,840,530.27

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Solution

The fourth proportional to 5,254,978.27, 7,251,866.80 and 2,840,530.27 is: 3,919,930.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,978.27 : 7,251,866.80 = 2,840,530.27 : x
  2. Step 2: Convert to fraction form
    5,254,978.27/7,251,866.80 = 2,840,530.27/x
  3. Step 3: Cross multiply
    5,254,978.27x = 7,251,866.80 × 2,840,530.27
  4. Step 4: Simplify right side
    5,254,978.27x = 20,599,147,159,408.04
  5. Step 5: Solve for x
    x = 20,599,147,159,408.04/5,254,978.27
  6. Step 6: Final answer
    x = 3,919,930.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.