Home / 3,630,446.42-5,446,261.18-1,071,920

Finding the Fourth Proportional to 3,630,446.42, 5,446,261.18 and 1,071,920

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Solution

The fourth proportional to 3,630,446.42, 5,446,261.18 and 1,071,920 is: 1,608,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,446.42 : 5,446,261.18 = 1,071,920 : x
  2. Step 2: Convert to fraction form
    3,630,446.42/5,446,261.18 = 1,071,920/x
  3. Step 3: Cross multiply
    3,630,446.42x = 5,446,261.18 × 1,071,920
  4. Step 4: Simplify right side
    3,630,446.42x = 5,837,956,284,065.60
  5. Step 5: Solve for x
    x = 5,837,956,284,065.60/3,630,446.42
  6. Step 6: Final answer
    x = 1,608,054.66

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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.