Finding the Fourth Proportional to 3,875,107.80, 5,813,968.41 and 1,715,838.11
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Solution
The fourth proportional to 3,875,107.80, 5,813,968.41 and 1,715,838.11 is: 2,574,335.75
Step by Step Solution
- Step 1: Write the proportion equation
3,875,107.80 : 5,813,968.41 = 1,715,838.11 : x - Step 2: Convert to fraction form
3,875,107.80/5,813,968.41 = 1,715,838.11/x - Step 3: Cross multiply
3,875,107.80x = 5,813,968.41 × 1,715,838.11 - Step 4: Simplify right side
3,875,107.80x = 9,975,828,539,144.26 - Step 5: Solve for x
x = 9,975,828,539,144.26/3,875,107.80 - Step 6: Final answer
x = 2,574,335.75
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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.