Home / 5,120,149.42-7,677,653.04-1,707,227.94

Finding the Fourth Proportional to 5,120,149.42, 7,677,653.04 and 1,707,227.94

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Solution

The fourth proportional to 5,120,149.42, 7,677,653.04 and 1,707,227.94 is: 2,559,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,149.42 : 7,677,653.04 = 1,707,227.94 : x
  2. Step 2: Convert to fraction form
    5,120,149.42/7,677,653.04 = 1,707,227.94/x
  3. Step 3: Cross multiply
    5,120,149.42x = 7,677,653.04 × 1,707,227.94
  4. Step 4: Simplify right side
    5,120,149.42x = 13,107,503,769,118.34
  5. Step 5: Solve for x
    x = 13,107,503,769,118.34/5,120,149.42
  6. Step 6: Final answer
    x = 2,559,984.62

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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.