Finding the Fourth Proportional to 1,687,066.14, 2,530,608.93 and 689,794.14
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Solution
The fourth proportional to 1,687,066.14, 2,530,608.93 and 689,794.14 is: 1,034,695.18
Step by Step Solution
- Step 1: Write the proportion equation
1,687,066.14 : 2,530,608.93 = 689,794.14 : x - Step 2: Convert to fraction form
1,687,066.14/2,530,608.93 = 689,794.14/x - Step 3: Cross multiply
1,687,066.14x = 2,530,608.93 × 689,794.14 - Step 4: Simplify right side
1,687,066.14x = 1,745,599,210,545.67 - Step 5: Solve for x
x = 1,745,599,210,545.67/1,687,066.14 - Step 6: Final answer
x = 1,034,695.18
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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.