Home / 2,193,977.60-3,290,966.40-1,662,536.60

Finding the Fourth Proportional to 2,193,977.60, 3,290,966.40 and 1,662,536.60

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Solution

The fourth proportional to 2,193,977.60, 3,290,966.40 and 1,662,536.60 is: 2,493,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,977.60 : 3,290,966.40 = 1,662,536.60 : x
  2. Step 2: Convert to fraction form
    2,193,977.60/3,290,966.40 = 1,662,536.60/x
  3. Step 3: Cross multiply
    2,193,977.60x = 3,290,966.40 × 1,662,536.60
  4. Step 4: Simplify right side
    2,193,977.60x = 5,471,352,089,370.24
  5. Step 5: Solve for x
    x = 5,471,352,089,370.24/2,193,977.60
  6. Step 6: Final answer
    x = 2,493,804.90

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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.