Finding the Fourth Proportional to 3,184,705.26, 4,394,862.68 and 1,734,424.92
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Solution
The fourth proportional to 3,184,705.26, 4,394,862.68 and 1,734,424.92 is: 2,393,489.73
Step by Step Solution
- Step 1: Write the proportion equation
3,184,705.26 : 4,394,862.68 = 1,734,424.92 : x - Step 2: Convert to fraction form
3,184,705.26/4,394,862.68 = 1,734,424.92/x - Step 3: Cross multiply
3,184,705.26x = 4,394,862.68 × 1,734,424.92 - Step 4: Simplify right side
3,184,705.26x = 7,622,559,343,497.86 - Step 5: Solve for x
x = 7,622,559,343,497.86/3,184,705.26 - Step 6: Final answer
x = 2,393,489.73
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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.