Finding the Fourth Proportional to 4,136,486.36, 5,706,485.52 and 2,416,833.68
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Solution
The fourth proportional to 4,136,486.36, 5,706,485.52 and 2,416,833.68 is: 3,334,140.43
Step by Step Solution
- Step 1: Write the proportion equation
4,136,486.36 : 5,706,485.52 = 2,416,833.68 : x - Step 2: Convert to fraction form
4,136,486.36/5,706,485.52 = 2,416,833.68/x - Step 3: Cross multiply
4,136,486.36x = 5,706,485.52 × 2,416,833.68 - Step 4: Simplify right side
4,136,486.36x = 13,791,626,399,168.31 - Step 5: Solve for x
x = 13,791,626,399,168.31/4,136,486.36 - Step 6: Final answer
x = 3,334,140.43
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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.