Home / 2,980,050.25-4,470,741.72-1,086,791.70

Finding the Fourth Proportional to 2,980,050.25, 4,470,741.72 and 1,086,791.70

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Solution

The fourth proportional to 2,980,050.25, 4,470,741.72 and 1,086,791.70 is: 1,630,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,050.25 : 4,470,741.72 = 1,086,791.70 : x
  2. Step 2: Convert to fraction form
    2,980,050.25/4,470,741.72 = 1,086,791.70/x
  3. Step 3: Cross multiply
    2,980,050.25x = 4,470,741.72 × 1,086,791.70
  4. Step 4: Simplify right side
    2,980,050.25x = 4,858,764,994,139.72
  5. Step 5: Solve for x
    x = 4,858,764,994,139.72/2,980,050.25
  6. Step 6: Final answer
    x = 1,630,430.56

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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.