Home / 2,147,099.90-2,962,010.34-1,902,334.38

Finding the Fourth Proportional to 2,147,099.90, 2,962,010.34 and 1,902,334.38

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Solution

The fourth proportional to 2,147,099.90, 2,962,010.34 and 1,902,334.38 is: 2,624,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,099.90 : 2,962,010.34 = 1,902,334.38 : x
  2. Step 2: Convert to fraction form
    2,147,099.90/2,962,010.34 = 1,902,334.38/x
  3. Step 3: Cross multiply
    2,147,099.90x = 2,962,010.34 × 1,902,334.38
  4. Step 4: Simplify right side
    2,147,099.90x = 5,634,734,103,697.49
  5. Step 5: Solve for x
    x = 5,634,734,103,697.49/2,147,099.90
  6. Step 6: Final answer
    x = 2,624,346.50

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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.