Finding the Fourth Proportional to 5,668,201.80, 8,503,959.42 and 1,829,934.60
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Solution
The fourth proportional to 5,668,201.80, 8,503,959.42 and 1,829,934.60 is: 2,745,436.76
Step by Step Solution
- Step 1: Write the proportion equation
5,668,201.80 : 8,503,959.42 = 1,829,934.60 : x - Step 2: Convert to fraction form
5,668,201.80/8,503,959.42 = 1,829,934.60/x - Step 3: Cross multiply
5,668,201.80x = 8,503,959.42 × 1,829,934.60 - Step 4: Simplify right side
5,668,201.80x = 15,561,689,579,653.93 - Step 5: Solve for x
x = 15,561,689,579,653.93/5,668,201.80 - Step 6: Final answer
x = 2,745,436.76
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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.