Home / 3,739,069.20-5,608,603.80-1,214,979.60

Finding the Fourth Proportional to 3,739,069.20, 5,608,603.80 and 1,214,979.60

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Solution

The fourth proportional to 3,739,069.20, 5,608,603.80 and 1,214,979.60 is: 1,822,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,069.20 : 5,608,603.80 = 1,214,979.60 : x
  2. Step 2: Convert to fraction form
    3,739,069.20/5,608,603.80 = 1,214,979.60/x
  3. Step 3: Cross multiply
    3,739,069.20x = 5,608,603.80 × 1,214,979.60
  4. Step 4: Simplify right side
    3,739,069.20x = 6,814,339,201,482.48
  5. Step 5: Solve for x
    x = 6,814,339,201,482.48/3,739,069.20
  6. Step 6: Final answer
    x = 1,822,469.40

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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.