Home / 3,689,975.40-5,535,999.90-1,796,778.60

Finding the Fourth Proportional to 3,689,975.40, 5,535,999.90 and 1,796,778.60

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Solution

The fourth proportional to 3,689,975.40, 5,535,999.90 and 1,796,778.60 is: 2,695,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,975.40 : 5,535,999.90 = 1,796,778.60 : x
  2. Step 2: Convert to fraction form
    3,689,975.40/5,535,999.90 = 1,796,778.60/x
  3. Step 3: Cross multiply
    3,689,975.40x = 5,535,999.90 × 1,796,778.60
  4. Step 4: Simplify right side
    3,689,975.40x = 9,946,966,149,922.14
  5. Step 5: Solve for x
    x = 9,946,966,149,922.14/3,689,975.40
  6. Step 6: Final answer
    x = 2,695,672.75

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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.