Home / 2,539,941.80-3,809,912.70-1,119,266.60

Finding the Fourth Proportional to 2,539,941.80, 3,809,912.70 and 1,119,266.60

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Solution

The fourth proportional to 2,539,941.80, 3,809,912.70 and 1,119,266.60 is: 1,678,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,941.80 : 3,809,912.70 = 1,119,266.60 : x
  2. Step 2: Convert to fraction form
    2,539,941.80/3,809,912.70 = 1,119,266.60/x
  3. Step 3: Cross multiply
    2,539,941.80x = 3,809,912.70 × 1,119,266.60
  4. Step 4: Simplify right side
    2,539,941.80x = 4,264,308,034,025.82
  5. Step 5: Solve for x
    x = 4,264,308,034,025.82/2,539,941.80
  6. Step 6: Final answer
    x = 1,678,899.90

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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.