Home / 2,781,015.60-4,171,984.20-1,184,343.60

Finding the Fourth Proportional to 2,781,015.60, 4,171,984.20 and 1,184,343.60

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Solution

The fourth proportional to 2,781,015.60, 4,171,984.20 and 1,184,343.60 is: 1,776,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,015.60 : 4,171,984.20 = 1,184,343.60 : x
  2. Step 2: Convert to fraction form
    2,781,015.60/4,171,984.20 = 1,184,343.60/x
  3. Step 3: Cross multiply
    2,781,015.60x = 4,171,984.20 × 1,184,343.60
  4. Step 4: Simplify right side
    2,781,015.60x = 4,941,062,786,571.12
  5. Step 5: Solve for x
    x = 4,941,062,786,571.12/2,781,015.60
  6. Step 6: Final answer
    x = 1,776,711.64

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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.