Home / 1,995,080.40-2,753,276.52-1,089,662.40

Finding the Fourth Proportional to 1,995,080.40, 2,753,276.52 and 1,089,662.40

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Solution

The fourth proportional to 1,995,080.40, 2,753,276.52 and 1,089,662.40 is: 1,503,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,080.40 : 2,753,276.52 = 1,089,662.40 : x
  2. Step 2: Convert to fraction form
    1,995,080.40/2,753,276.52 = 1,089,662.40/x
  3. Step 3: Cross multiply
    1,995,080.40x = 2,753,276.52 × 1,089,662.40
  4. Step 4: Simplify right side
    1,995,080.40x = 3,000,141,900,646.85
  5. Step 5: Solve for x
    x = 3,000,141,900,646.85/1,995,080.40
  6. Step 6: Final answer
    x = 1,503,769.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.