Finding the Fourth Proportional to 3,843,376.68, 5,303,629.26 and 2,124,394.68
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Solution
The fourth proportional to 3,843,376.68, 5,303,629.26 and 2,124,394.68 is: 2,931,537.22
Step by Step Solution
- Step 1: Write the proportion equation
3,843,376.68 : 5,303,629.26 = 2,124,394.68 : x - Step 2: Convert to fraction form
3,843,376.68/5,303,629.26 = 2,124,394.68/x - Step 3: Cross multiply
3,843,376.68x = 5,303,629.26 × 2,124,394.68 - Step 4: Simplify right side
3,843,376.68x = 11,267,001,784,636.34 - Step 5: Solve for x
x = 11,267,001,784,636.34/3,843,376.68 - Step 6: Final answer
x = 2,931,537.22
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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.