Finding the Fourth Proportional to 3,394,390.76, 5,090,504.94 and 1,119,489.76
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Solution
The fourth proportional to 3,394,390.76, 5,090,504.94 and 1,119,489.76 is: 1,678,878.06
Step by Step Solution
- Step 1: Write the proportion equation
3,394,390.76 : 5,090,504.94 = 1,119,489.76 : x - Step 2: Convert to fraction form
3,394,390.76/5,090,504.94 = 1,119,489.76/x - Step 3: Cross multiply
3,394,390.76x = 5,090,504.94 × 1,119,489.76 - Step 4: Simplify right side
3,394,390.76x = 5,698,768,159,922.55 - Step 5: Solve for x
x = 5,698,768,159,922.55/3,394,390.76 - Step 6: Final answer
x = 1,678,878.06
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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.