Home / 3,621,155.40-5,431,733.10-3,222,246.60

Finding the Fourth Proportional to 3,621,155.40, 5,431,733.10 and 3,222,246.60

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Solution

The fourth proportional to 3,621,155.40, 5,431,733.10 and 3,222,246.60 is: 4,833,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,155.40 : 5,431,733.10 = 3,222,246.60 : x
  2. Step 2: Convert to fraction form
    3,621,155.40/5,431,733.10 = 3,222,246.60/x
  3. Step 3: Cross multiply
    3,621,155.40x = 5,431,733.10 × 3,222,246.60
  4. Step 4: Simplify right side
    3,621,155.40x = 17,502,383,513,582.46
  5. Step 5: Solve for x
    x = 17,502,383,513,582.46/3,621,155.40
  6. Step 6: Final answer
    x = 4,833,369.90

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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.