Home / 1,519,629.93-2,278,313.10-920,446.59

Finding the Fourth Proportional to 1,519,629.93, 2,278,313.10 and 920,446.59

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Solution

The fourth proportional to 1,519,629.93, 2,278,313.10 and 920,446.59 is: 1,379,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,629.93 : 2,278,313.10 = 920,446.59 : x
  2. Step 2: Convert to fraction form
    1,519,629.93/2,278,313.10 = 920,446.59/x
  3. Step 3: Cross multiply
    1,519,629.93x = 2,278,313.10 × 920,446.59
  4. Step 4: Simplify right side
    1,519,629.93x = 2,097,065,523,847.33
  5. Step 5: Solve for x
    x = 2,097,065,523,847.33/1,519,629.93
  6. Step 6: Final answer
    x = 1,379,984.35

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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.