Finding the Fourth Proportional to 1,170,718.99, 1,756,097.92 and 412,569.62
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Solution
The fourth proportional to 1,170,718.99, 1,756,097.92 and 412,569.62 is: 618,861.28
Step by Step Solution
- Step 1: Write the proportion equation
1,170,718.99 : 1,756,097.92 = 412,569.62 : x - Step 2: Convert to fraction form
1,170,718.99/1,756,097.92 = 412,569.62/x - Step 3: Cross multiply
1,170,718.99x = 1,756,097.92 × 412,569.62 - Step 4: Simplify right side
1,170,718.99x = 724,512,651,537.19 - Step 5: Solve for x
x = 724,512,651,537.19/1,170,718.99 - Step 6: Final answer
x = 618,861.28
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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.