Finding the Fourth Proportional to 5,695,207.20, 8,540,318.16 and 1,705,186.08
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Solution
The fourth proportional to 5,695,207.20, 8,540,318.16 and 1,705,186.08 is: 2,557,032.81
Step by Step Solution
- Step 1: Write the proportion equation
5,695,207.20 : 8,540,318.16 = 1,705,186.08 : x - Step 2: Convert to fraction form
5,695,207.20/8,540,318.16 = 1,705,186.08/x - Step 3: Cross multiply
5,695,207.20x = 8,540,318.16 × 1,705,186.08 - Step 4: Simplify right side
5,695,207.20x = 14,562,831,645,203.21 - Step 5: Solve for x
x = 14,562,831,645,203.21/5,695,207.20 - Step 6: Final answer
x = 2,557,032.81
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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.