Home / 3,020,919.20-4,536,627.60-1,603,743.20

Finding the Fourth Proportional to 3,020,919.20, 4,536,627.60 and 1,603,743.20

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Solution

The fourth proportional to 3,020,919.20, 4,536,627.60 and 1,603,743.20 is: 2,408,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,919.20 : 4,536,627.60 = 1,603,743.20 : x
  2. Step 2: Convert to fraction form
    3,020,919.20/4,536,627.60 = 1,603,743.20/x
  3. Step 3: Cross multiply
    3,020,919.20x = 4,536,627.60 × 1,603,743.20
  4. Step 4: Simplify right side
    3,020,919.20x = 7,275,585,664,432.32
  5. Step 5: Solve for x
    x = 7,275,585,664,432.32/3,020,919.20
  6. Step 6: Final answer
    x = 2,408,401.28

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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.