Finding the Fourth Proportional to 3,982,368.08, 5,973,573.72 and 990,552.08
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Solution
The fourth proportional to 3,982,368.08, 5,973,573.72 and 990,552.08 is: 1,485,833.49
Step by Step Solution
- Step 1: Write the proportion equation
3,982,368.08 : 5,973,573.72 = 990,552.08 : x - Step 2: Convert to fraction form
3,982,368.08/5,973,573.72 = 990,552.08/x - Step 3: Cross multiply
3,982,368.08x = 5,973,573.72 × 990,552.08 - Step 4: Simplify right side
3,982,368.08x = 5,917,135,873,379.34 - Step 5: Solve for x
x = 5,917,135,873,379.34/3,982,368.08 - Step 6: Final answer
x = 1,485,833.49
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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.