Finding the Fourth Proportional to 1,993,168.71, 2,750,662.26 and 1,122,302.88
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Solution
The fourth proportional to 1,993,168.71, 2,750,662.26 and 1,122,302.88 is: 1,548,828.33
Step by Step Solution
- Step 1: Write the proportion equation
1,993,168.71 : 2,750,662.26 = 1,122,302.88 : x - Step 2: Convert to fraction form
1,993,168.71/2,750,662.26 = 1,122,302.88/x - Step 3: Cross multiply
1,993,168.71x = 2,750,662.26 × 1,122,302.88 - Step 4: Simplify right side
1,993,168.71x = 3,087,076,170,693.79 - Step 5: Solve for x
x = 3,087,076,170,693.79/1,993,168.71 - Step 6: Final answer
x = 1,548,828.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.