Home / 4,420,612.86-6,630,897.09-3,819,745.74

Finding the Fourth Proportional to 4,420,612.86, 6,630,897.09 and 3,819,745.74

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Solution

The fourth proportional to 4,420,612.86, 6,630,897.09 and 3,819,745.74 is: 5,729,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,612.86 : 6,630,897.09 = 3,819,745.74 : x
  2. Step 2: Convert to fraction form
    4,420,612.86/6,630,897.09 = 3,819,745.74/x
  3. Step 3: Cross multiply
    4,420,612.86x = 6,630,897.09 × 3,819,745.74
  4. Step 4: Simplify right side
    4,420,612.86x = 25,328,340,911,905.90
  5. Step 5: Solve for x
    x = 25,328,340,911,905.90/4,420,612.86
  6. Step 6: Final answer
    x = 5,729,599.43

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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.