Finding the Fourth Proportional to 3,949,684.62, 5,925,661.68 and 1,643,728.82
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Solution
The fourth proportional to 3,949,684.62, 5,925,661.68 and 1,643,728.82 is: 2,466,065.48
Step by Step Solution
- Step 1: Write the proportion equation
3,949,684.62 : 5,925,661.68 = 1,643,728.82 : x - Step 2: Convert to fraction form
3,949,684.62/5,925,661.68 = 1,643,728.82/x - Step 3: Cross multiply
3,949,684.62x = 5,925,661.68 × 1,643,728.82 - Step 4: Simplify right side
3,949,684.62x = 9,740,180,880,985.62 - Step 5: Solve for x
x = 9,740,180,880,985.62/3,949,684.62 - Step 6: Final answer
x = 2,466,065.48
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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.