Home / 3,719,179.80-5,576,145.30-1,698,391.80

Finding the Fourth Proportional to 3,719,179.80, 5,576,145.30 and 1,698,391.80

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Solution

The fourth proportional to 3,719,179.80, 5,576,145.30 and 1,698,391.80 is: 2,546,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,179.80 : 5,576,145.30 = 1,698,391.80 : x
  2. Step 2: Convert to fraction form
    3,719,179.80/5,576,145.30 = 1,698,391.80/x
  3. Step 3: Cross multiply
    3,719,179.80x = 5,576,145.30 × 1,698,391.80
  4. Step 4: Simplify right side
    3,719,179.80x = 9,470,479,453,128.54
  5. Step 5: Solve for x
    x = 9,470,479,453,128.54/3,719,179.80
  6. Step 6: Final answer
    x = 2,546,389.25

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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.