Finding the Fourth Proportional to 4,154,512.12, 6,242,727.81 and 2,236,841.17
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Solution
The fourth proportional to 4,154,512.12, 6,242,727.81 and 2,236,841.17 is: 3,361,162.56
Step by Step Solution
- Step 1: Write the proportion equation
4,154,512.12 : 6,242,727.81 = 2,236,841.17 : x - Step 2: Convert to fraction form
4,154,512.12/6,242,727.81 = 2,236,841.17/x - Step 3: Cross multiply
4,154,512.12x = 6,242,727.81 × 2,236,841.17 - Step 4: Simplify right side
4,154,512.12x = 13,963,990,578,511.94 - Step 5: Solve for x
x = 13,963,990,578,511.94/4,154,512.12 - Step 6: Final answer
x = 3,361,162.56
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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.