Finding the Fourth Proportional to 3,537,750.87, 5,306,744.18 and 978,751.40
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Solution
The fourth proportional to 3,537,750.87, 5,306,744.18 and 978,751.40 is: 1,468,159.70
Step by Step Solution
- Step 1: Write the proportion equation
3,537,750.87 : 5,306,744.18 = 978,751.40 : x - Step 2: Convert to fraction form
3,537,750.87/5,306,744.18 = 978,751.40/x - Step 3: Cross multiply
3,537,750.87x = 5,306,744.18 × 978,751.40 - Step 4: Simplify right side
3,537,750.87x = 5,193,983,271,530.01 - Step 5: Solve for x
x = 5,193,983,271,530.01/3,537,750.87 - Step 6: Final answer
x = 1,468,159.70
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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.