Home / 5,207,392.43-7,811,830.58-1,613,441.87

Finding the Fourth Proportional to 5,207,392.43, 7,811,830.58 and 1,613,441.87

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Solution

The fourth proportional to 5,207,392.43, 7,811,830.58 and 1,613,441.87 is: 2,420,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,392.43 : 7,811,830.58 = 1,613,441.87 : x
  2. Step 2: Convert to fraction form
    5,207,392.43/7,811,830.58 = 1,613,441.87/x
  3. Step 3: Cross multiply
    5,207,392.43x = 7,811,830.58 × 1,613,441.87
  4. Step 4: Simplify right side
    5,207,392.43x = 12,603,934,491,992.02
  5. Step 5: Solve for x
    x = 12,603,934,491,992.02/5,207,392.43
  6. Step 6: Final answer
    x = 2,420,392.68

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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.