Finding the Fourth Proportional to 1,965,525.17, 2,948,304.26 and 545,691.97
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Solution
The fourth proportional to 1,965,525.17, 2,948,304.26 and 545,691.97 is: 818,542.53
Step by Step Solution
- Step 1: Write the proportion equation
1,965,525.17 : 2,948,304.26 = 545,691.97 : x - Step 2: Convert to fraction form
1,965,525.17/2,948,304.26 = 545,691.97/x - Step 3: Cross multiply
1,965,525.17x = 2,948,304.26 × 545,691.97 - Step 4: Simplify right side
1,965,525.17x = 1,608,865,953,792.26 - Step 5: Solve for x
x = 1,608,865,953,792.26/1,965,525.17 - Step 6: Final answer
x = 818,542.53
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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.