Finding the Fourth Proportional to 1,685,194.20, 2,527,930.49 and 547,930.58
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Solution
The fourth proportional to 1,685,194.20, 2,527,930.49 and 547,930.58 is: 821,941.12
Step by Step Solution
- Step 1: Write the proportion equation
1,685,194.20 : 2,527,930.49 = 547,930.58 : x - Step 2: Convert to fraction form
1,685,194.20/2,527,930.49 = 547,930.58/x - Step 3: Cross multiply
1,685,194.20x = 2,527,930.49 × 547,930.58 - Step 4: Simplify right side
1,685,194.20x = 1,385,130,404,206.08 - Step 5: Solve for x
x = 1,385,130,404,206.08/1,685,194.20 - Step 6: Final answer
x = 821,941.12
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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.