Home / 3,020,511.20-4,536,015.60-1,603,335.20

Finding the Fourth Proportional to 3,020,511.20, 4,536,015.60 and 1,603,335.20

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Solution

The fourth proportional to 3,020,511.20, 4,536,015.60 and 1,603,335.20 is: 2,407,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,511.20 : 4,536,015.60 = 1,603,335.20 : x
  2. Step 2: Convert to fraction form
    3,020,511.20/4,536,015.60 = 1,603,335.20/x
  3. Step 3: Cross multiply
    3,020,511.20x = 4,536,015.60 × 1,603,335.20
  4. Step 4: Simplify right side
    3,020,511.20x = 7,272,753,479,229.12
  5. Step 5: Solve for x
    x = 7,272,753,479,229.12/3,020,511.20
  6. Step 6: Final answer
    x = 2,407,788.95

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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.