Home / 2,230,163.07-3,077,646.62-1,211,575.11

Finding the Fourth Proportional to 2,230,163.07, 3,077,646.62 and 1,211,575.11

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Solution

The fourth proportional to 2,230,163.07, 3,077,646.62 and 1,211,575.11 is: 1,671,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,163.07 : 3,077,646.62 = 1,211,575.11 : x
  2. Step 2: Convert to fraction form
    2,230,163.07/3,077,646.62 = 1,211,575.11/x
  3. Step 3: Cross multiply
    2,230,163.07x = 3,077,646.62 × 1,211,575.11
  4. Step 4: Simplify right side
    2,230,163.07x = 3,728,800,036,109.75
  5. Step 5: Solve for x
    x = 3,728,800,036,109.75/2,230,163.07
  6. Step 6: Final answer
    x = 1,671,985.37

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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.