Home / 1,163,688.87-1,745,515.78-523,540.55

Finding the Fourth Proportional to 1,163,688.87, 1,745,515.78 and 523,540.55

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Solution

The fourth proportional to 1,163,688.87, 1,745,515.78 and 523,540.55 is: 785,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,688.87 : 1,745,515.78 = 523,540.55 : x
  2. Step 2: Convert to fraction form
    1,163,688.87/1,745,515.78 = 523,540.55/x
  3. Step 3: Cross multiply
    1,163,688.87x = 1,745,515.78 × 523,540.55
  4. Step 4: Simplify right side
    1,163,688.87x = 913,848,291,494.88
  5. Step 5: Solve for x
    x = 913,848,291,494.88/1,163,688.87
  6. Step 6: Final answer
    x = 785,302.94

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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.