Home / 4,019,078.60-6,028,520.70-2,420,430.20

Finding the Fourth Proportional to 4,019,078.60, 6,028,520.70 and 2,420,430.20

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Solution

The fourth proportional to 4,019,078.60, 6,028,520.70 and 2,420,430.20 is: 3,630,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,078.60 : 6,028,520.70 = 2,420,430.20 : x
  2. Step 2: Convert to fraction form
    4,019,078.60/6,028,520.70 = 2,420,430.20/x
  3. Step 3: Cross multiply
    4,019,078.60x = 6,028,520.70 × 2,420,430.20
  4. Step 4: Simplify right side
    4,019,078.60x = 14,591,613,563,605.14
  5. Step 5: Solve for x
    x = 14,591,613,563,605.14/4,019,078.60
  6. Step 6: Final answer
    x = 3,630,586.76

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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.