Home / 1,775,838.92-2,664,157.26-513,764.60

Finding the Fourth Proportional to 1,775,838.92, 2,664,157.26 and 513,764.60

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Solution

The fourth proportional to 1,775,838.92, 2,664,157.26 and 513,764.60 is: 770,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,838.92 : 2,664,157.26 = 513,764.60 : x
  2. Step 2: Convert to fraction form
    1,775,838.92/2,664,157.26 = 513,764.60/x
  3. Step 3: Cross multiply
    1,775,838.92x = 2,664,157.26 × 513,764.60
  4. Step 4: Simplify right side
    1,775,838.92x = 1,368,749,689,021.00
  5. Step 5: Solve for x
    x = 1,368,749,689,021.00/1,775,838.92
  6. Step 6: Final answer
    x = 770,762.30

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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.