Home / 1,511,635.22-2,267,438.75-612,863.32

Finding the Fourth Proportional to 1,511,635.22, 2,267,438.75 and 612,863.32

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Solution

The fourth proportional to 1,511,635.22, 2,267,438.75 and 612,863.32 is: 919,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,635.22 : 2,267,438.75 = 612,863.32 : x
  2. Step 2: Convert to fraction form
    1,511,635.22/2,267,438.75 = 612,863.32/x
  3. Step 3: Cross multiply
    1,511,635.22x = 2,267,438.75 × 612,863.32
  4. Step 4: Simplify right side
    1,511,635.22x = 1,389,630,042,691.92
  5. Step 5: Solve for x
    x = 1,389,630,042,691.92/1,511,635.22
  6. Step 6: Final answer
    x = 919,289.27

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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.