Home / 2,230,162.61-3,077,627.11-1,211,567.36

Finding the Fourth Proportional to 2,230,162.61, 3,077,627.11 and 1,211,567.36

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Solution

The fourth proportional to 2,230,162.61, 3,077,627.11 and 1,211,567.36 is: 1,671,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,162.61 : 3,077,627.11 = 1,211,567.36 : x
  2. Step 2: Convert to fraction form
    2,230,162.61/3,077,627.11 = 1,211,567.36/x
  3. Step 3: Cross multiply
    2,230,162.61x = 3,077,627.11 × 1,211,567.36
  4. Step 4: Simplify right side
    2,230,162.61x = 3,728,752,534,310.08
  5. Step 5: Solve for x
    x = 3,728,752,534,310.08/2,230,162.61
  6. Step 6: Final answer
    x = 1,671,964.42

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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.