Home / 2,750,181.05-4,126,747.80-1,152,905.60

Finding the Fourth Proportional to 2,750,181.05, 4,126,747.80 and 1,152,905.60

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Solution

The fourth proportional to 2,750,181.05, 4,126,747.80 and 1,152,905.60 is: 1,729,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,181.05 : 4,126,747.80 = 1,152,905.60 : x
  2. Step 2: Convert to fraction form
    2,750,181.05/4,126,747.80 = 1,152,905.60/x
  3. Step 3: Cross multiply
    2,750,181.05x = 4,126,747.80 × 1,152,905.60
  4. Step 4: Simplify right side
    2,750,181.05x = 4,757,750,648,407.68
  5. Step 5: Solve for x
    x = 4,757,750,648,407.68/2,750,181.05
  6. Step 6: Final answer
    x = 1,729,977.25

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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.