Home / 2,753,780.22-4,130,669.66-860,521.73

Finding the Fourth Proportional to 2,753,780.22, 4,130,669.66 and 860,521.73

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Solution

The fourth proportional to 2,753,780.22, 4,130,669.66 and 860,521.73 is: 1,290,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,780.22 : 4,130,669.66 = 860,521.73 : x
  2. Step 2: Convert to fraction form
    2,753,780.22/4,130,669.66 = 860,521.73/x
  3. Step 3: Cross multiply
    2,753,780.22x = 4,130,669.66 × 860,521.73
  4. Step 4: Simplify right side
    2,753,780.22x = 3,554,530,976,925.75
  5. Step 5: Solve for x
    x = 3,554,530,976,925.75/2,753,780.22
  6. Step 6: Final answer
    x = 1,290,782.38

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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.