Finding the Fourth Proportional to 4,976,114.52, 6,866,817.15 and 2,771,091.09
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Solution
The fourth proportional to 4,976,114.52, 6,866,817.15 and 2,771,091.09 is: 3,823,982.70
Step by Step Solution
- Step 1: Write the proportion equation
4,976,114.52 : 6,866,817.15 = 2,771,091.09 : x - Step 2: Convert to fraction form
4,976,114.52/6,866,817.15 = 2,771,091.09/x - Step 3: Cross multiply
4,976,114.52x = 6,866,817.15 × 2,771,091.09 - Step 4: Simplify right side
4,976,114.52x = 19,028,575,821,024.20 - Step 5: Solve for x
x = 19,028,575,821,024.20/4,976,114.52 - Step 6: Final answer
x = 3,823,982.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.