Finding the Fourth Proportional to 1,117,706.62, 1,676,560.47 and 369,752.62
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Solution
The fourth proportional to 1,117,706.62, 1,676,560.47 and 369,752.62 is: 554,629.11
Step by Step Solution
- Step 1: Write the proportion equation
1,117,706.62 : 1,676,560.47 = 369,752.62 : x - Step 2: Convert to fraction form
1,117,706.62/1,676,560.47 = 369,752.62/x - Step 3: Cross multiply
1,117,706.62x = 1,676,560.47 × 369,752.62 - Step 4: Simplify right side
1,117,706.62x = 619,912,626,370.93 - Step 5: Solve for x
x = 619,912,626,370.93/1,117,706.62 - Step 6: Final answer
x = 554,629.11
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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.