Home / 2,165,329.60-3,245,229.60-1,664,209.60

Finding the Fourth Proportional to 2,165,329.60, 3,245,229.60 and 1,664,209.60

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Solution

The fourth proportional to 2,165,329.60, 3,245,229.60 and 1,664,209.60 is: 2,494,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,329.60 : 3,245,229.60 = 1,664,209.60 : x
  2. Step 2: Convert to fraction form
    2,165,329.60/3,245,229.60 = 1,664,209.60/x
  3. Step 3: Cross multiply
    2,165,329.60x = 3,245,229.60 × 1,664,209.60
  4. Step 4: Simplify right side
    2,165,329.60x = 5,400,742,254,524.16
  5. Step 5: Solve for x
    x = 5,400,742,254,524.16/2,165,329.60
  6. Step 6: Final answer
    x = 2,494,189.45

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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.