Finding the Fourth Proportional to 4,616,639.42, 6,370,968.59 and 2,656,478.57
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Solution
The fourth proportional to 4,616,639.42, 6,370,968.59 and 2,656,478.57 is: 3,665,943.98
Step by Step Solution
- Step 1: Write the proportion equation
4,616,639.42 : 6,370,968.59 = 2,656,478.57 : x - Step 2: Convert to fraction form
4,616,639.42/6,370,968.59 = 2,656,478.57/x - Step 3: Cross multiply
4,616,639.42x = 6,370,968.59 × 2,656,478.57 - Step 4: Simplify right side
4,616,639.42x = 16,924,341,484,340.88 - Step 5: Solve for x
x = 16,924,341,484,340.88/4,616,639.42 - Step 6: Final answer
x = 3,665,943.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.