Finding the Fourth Proportional to 3,812,468.58, 5,718,702.74 and 1,792,107.05
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Solution
The fourth proportional to 3,812,468.58, 5,718,702.74 and 1,792,107.05 is: 2,688,160.50
Step by Step Solution
- Step 1: Write the proportion equation
3,812,468.58 : 5,718,702.74 = 1,792,107.05 : x - Step 2: Convert to fraction form
3,812,468.58/5,718,702.74 = 1,792,107.05/x - Step 3: Cross multiply
3,812,468.58x = 5,718,702.74 × 1,792,107.05 - Step 4: Simplify right side
3,812,468.58x = 10,248,527,459,654.27 - Step 5: Solve for x
x = 10,248,527,459,654.27/3,812,468.58 - Step 6: Final answer
x = 2,688,160.50
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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.