Finding the Fourth Proportional to 4,811,125.95, 6,639,074.82 and 2,635,290.32
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Solution
The fourth proportional to 4,811,125.95, 6,639,074.82 and 2,635,290.32 is: 3,636,547.82
Step by Step Solution
- Step 1: Write the proportion equation
4,811,125.95 : 6,639,074.82 = 2,635,290.32 : x - Step 2: Convert to fraction form
4,811,125.95/6,639,074.82 = 2,635,290.32/x - Step 3: Cross multiply
4,811,125.95x = 6,639,074.82 × 2,635,290.32 - Step 4: Simplify right side
4,811,125.95x = 17,495,889,573,706.37 - Step 5: Solve for x
x = 17,495,889,573,706.37/4,811,125.95 - Step 6: Final answer
x = 3,636,547.82
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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.