Finding the Fourth Proportional to 2,927,677.33, 4,392,771.99 and 1,131,821.88
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Solution
The fourth proportional to 2,927,677.33, 4,392,771.99 and 1,131,821.88 is: 1,698,218.38
Step by Step Solution
- Step 1: Write the proportion equation
2,927,677.33 : 4,392,771.99 = 1,131,821.88 : x - Step 2: Convert to fraction form
2,927,677.33/4,392,771.99 = 1,131,821.88/x - Step 3: Cross multiply
2,927,677.33x = 4,392,771.99 × 1,131,821.88 - Step 4: Simplify right side
2,927,677.33x = 4,971,835,452,133.14 - Step 5: Solve for x
x = 4,971,835,452,133.14/2,927,677.33 - Step 6: Final answer
x = 1,698,218.38
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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.