Home / 4,158,081.60-6,236,539.20-1,318,480.80

Finding the Fourth Proportional to 4,158,081.60, 6,236,539.20 and 1,318,480.80

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Solution

The fourth proportional to 4,158,081.60, 6,236,539.20 and 1,318,480.80 is: 1,977,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,081.60 : 6,236,539.20 = 1,318,480.80 : x
  2. Step 2: Convert to fraction form
    4,158,081.60/6,236,539.20 = 1,318,480.80/x
  3. Step 3: Cross multiply
    4,158,081.60x = 6,236,539.20 × 1,318,480.80
  4. Step 4: Simplify right side
    4,158,081.60x = 8,222,757,193,647.36
  5. Step 5: Solve for x
    x = 8,222,757,193,647.36/4,158,081.60
  6. Step 6: Final answer
    x = 1,977,536.27

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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.