Finding the Fourth Proportional to 5,702,186.64, 7,869,393.80 and 3,255,293.36
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Solution
The fourth proportional to 5,702,186.64, 7,869,393.80 and 3,255,293.36 is: 4,492,519.62
Step by Step Solution
- Step 1: Write the proportion equation
5,702,186.64 : 7,869,393.80 = 3,255,293.36 : x - Step 2: Convert to fraction form
5,702,186.64/7,869,393.80 = 3,255,293.36/x - Step 3: Cross multiply
5,702,186.64x = 7,869,393.80 × 3,255,293.36 - Step 4: Simplify right side
5,702,186.64x = 25,617,185,384,365.17 - Step 5: Solve for x
x = 25,617,185,384,365.17/5,702,186.64 - Step 6: Final answer
x = 4,492,519.62
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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.