Home / 2,962,979.76-4,089,243.88-1,673,903.12

Finding the Fourth Proportional to 2,962,979.76, 4,089,243.88 and 1,673,903.12

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Solution

The fourth proportional to 2,962,979.76, 4,089,243.88 and 1,673,903.12 is: 2,310,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962,979.76 : 4,089,243.88 = 1,673,903.12 : x
  2. Step 2: Convert to fraction form
    2,962,979.76/4,089,243.88 = 1,673,903.12/x
  3. Step 3: Cross multiply
    2,962,979.76x = 4,089,243.88 × 1,673,903.12
  4. Step 4: Simplify right side
    2,962,979.76x = 6,844,998,089,172.91
  5. Step 5: Solve for x
    x = 6,844,998,089,172.91/2,962,979.76
  6. Step 6: Final answer
    x = 2,310,173.76

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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.