Finding the Fourth Proportional to 5,296,543.25, 7,941,395.84 and 2,265,886.13
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Solution
The fourth proportional to 5,296,543.25, 7,941,395.84 and 2,265,886.13 is: 3,397,366.51
Step by Step Solution
- Step 1: Write the proportion equation
5,296,543.25 : 7,941,395.84 = 2,265,886.13 : x - Step 2: Convert to fraction form
5,296,543.25/7,941,395.84 = 2,265,886.13/x - Step 3: Cross multiply
5,296,543.25x = 7,941,395.84 × 2,265,886.13 - Step 4: Simplify right side
5,296,543.25x = 17,994,298,635,659.29 - Step 5: Solve for x
x = 17,994,298,635,659.29/5,296,543.25 - Step 6: Final answer
x = 3,397,366.51
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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.