Finding the Fourth Proportional to 1,085,523.80, 1,498,202.21 and 602,244.65
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Solution
The fourth proportional to 1,085,523.80, 1,498,202.21 and 602,244.65 is: 831,197.12
Step by Step Solution
- Step 1: Write the proportion equation
1,085,523.80 : 1,498,202.21 = 602,244.65 : x - Step 2: Convert to fraction form
1,085,523.80/1,498,202.21 = 602,244.65/x - Step 3: Cross multiply
1,085,523.80x = 1,498,202.21 × 602,244.65 - Step 4: Simplify right side
1,085,523.80x = 902,284,255,088.44 - Step 5: Solve for x
x = 902,284,255,088.44/1,085,523.80 - Step 6: Final answer
x = 831,197.12
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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.