Home / 3,722,286.80-5,583,430.20-1,326,209.60

Finding the Fourth Proportional to 3,722,286.80, 5,583,430.20 and 1,326,209.60

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Solution

The fourth proportional to 3,722,286.80, 5,583,430.20 and 1,326,209.60 is: 1,989,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,286.80 : 5,583,430.20 = 1,326,209.60 : x
  2. Step 2: Convert to fraction form
    3,722,286.80/5,583,430.20 = 1,326,209.60/x
  3. Step 3: Cross multiply
    3,722,286.80x = 5,583,430.20 × 1,326,209.60
  4. Step 4: Simplify right side
    3,722,286.80x = 7,404,798,732,169.92
  5. Step 5: Solve for x
    x = 7,404,798,732,169.92/3,722,286.80
  6. Step 6: Final answer
    x = 1,989,314.40

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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.