Finding the Fourth Proportional to 6,911,634.68, 10,366,270.62 and 1,861,764.20
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Solution
The fourth proportional to 6,911,634.68, 10,366,270.62 and 1,861,764.20 is: 2,792,328.07
Step by Step Solution
- Step 1: Write the proportion equation
6,911,634.68 : 10,366,270.62 = 1,861,764.20 : x - Step 2: Convert to fraction form
6,911,634.68/10,366,270.62 = 1,861,764.20/x - Step 3: Cross multiply
6,911,634.68x = 10,366,270.62 × 1,861,764.20 - Step 4: Simplify right side
6,911,634.68x = 19,299,551,527,827.80 - Step 5: Solve for x
x = 19,299,551,527,827.80/6,911,634.68 - Step 6: Final answer
x = 2,792,328.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.