Finding the Fourth Proportional to 1,724,705.65, 2,587,557.84 and 713,640.97
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Solution
The fourth proportional to 1,724,705.65, 2,587,557.84 and 713,640.97 is: 1,070,668.08
Step by Step Solution
- Step 1: Write the proportion equation
1,724,705.65 : 2,587,557.84 = 713,640.97 : x - Step 2: Convert to fraction form
1,724,705.65/2,587,557.84 = 713,640.97/x - Step 3: Cross multiply
1,724,705.65x = 2,587,557.84 × 713,640.97 - Step 4: Simplify right side
1,724,705.65x = 1,846,587,286,868.70 - Step 5: Solve for x
x = 1,846,587,286,868.70/1,724,705.65 - Step 6: Final answer
x = 1,070,668.08
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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.