Finding the Fourth Proportional to 6,911,583.74, 10,366,194.06 and 1,861,713.26
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Solution
The fourth proportional to 6,911,583.74, 10,366,194.06 and 1,861,713.26 is: 2,792,251.63
Step by Step Solution
- Step 1: Write the proportion equation
6,911,583.74 : 10,366,194.06 = 1,861,713.26 : x - Step 2: Convert to fraction form
6,911,583.74/10,366,194.06 = 1,861,713.26/x - Step 3: Cross multiply
6,911,583.74x = 10,366,194.06 × 1,861,713.26 - Step 4: Simplify right side
6,911,583.74x = 19,298,880,937,235.24 - Step 5: Solve for x
x = 19,298,880,937,235.24/6,911,583.74 - Step 6: Final answer
x = 2,792,251.63
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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.