Home / 1,135,332.05-1,702,369.91-451,526.40

Finding the Fourth Proportional to 1,135,332.05, 1,702,369.91 and 451,526.40

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Solution

The fourth proportional to 1,135,332.05, 1,702,369.91 and 451,526.40 is: 677,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,332.05 : 1,702,369.91 = 451,526.40 : x
  2. Step 2: Convert to fraction form
    1,135,332.05/1,702,369.91 = 451,526.40/x
  3. Step 3: Cross multiply
    1,135,332.05x = 1,702,369.91 × 451,526.40
  4. Step 4: Simplify right side
    1,135,332.05x = 768,664,958,059.44
  5. Step 5: Solve for x
    x = 768,664,958,059.44/1,135,332.05
  6. Step 6: Final answer
    x = 677,039.78

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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.