Finding the Fourth Proportional to 1,212,775.61, 1,673,626.97 and 696,562.97
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Solution
The fourth proportional to 1,212,775.61, 1,673,626.97 and 696,562.97 is: 961,254.96
Step by Step Solution
- Step 1: Write the proportion equation
1,212,775.61 : 1,673,626.97 = 696,562.97 : x - Step 2: Convert to fraction form
1,212,775.61/1,673,626.97 = 696,562.97/x - Step 3: Cross multiply
1,212,775.61x = 1,673,626.97 × 696,562.97 - Step 4: Simplify right side
1,212,775.61x = 1,165,786,561,044.35 - Step 5: Solve for x
x = 1,165,786,561,044.35/1,212,775.61 - Step 6: Final answer
x = 961,254.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.