Home / 3,722,009.40-5,583,014.10-1,328,556.60

Finding the Fourth Proportional to 3,722,009.40, 5,583,014.10 and 1,328,556.60

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Solution

The fourth proportional to 3,722,009.40, 5,583,014.10 and 1,328,556.60 is: 1,992,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,009.40 : 5,583,014.10 = 1,328,556.60 : x
  2. Step 2: Convert to fraction form
    3,722,009.40/5,583,014.10 = 1,328,556.60/x
  3. Step 3: Cross multiply
    3,722,009.40x = 5,583,014.10 × 1,328,556.60
  4. Step 4: Simplify right side
    3,722,009.40x = 7,417,350,230,448.06
  5. Step 5: Solve for x
    x = 7,417,350,230,448.06/3,722,009.40
  6. Step 6: Final answer
    x = 1,992,834.90

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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.