Finding the Fourth Proportional to 1,207,587.02, 1,666,482.96 and 656,302.72
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Solution
The fourth proportional to 1,207,587.02, 1,666,482.96 and 656,302.72 is: 905,704.75
Step by Step Solution
- Step 1: Write the proportion equation
1,207,587.02 : 1,666,482.96 = 656,302.72 : x - Step 2: Convert to fraction form
1,207,587.02/1,666,482.96 = 656,302.72/x - Step 3: Cross multiply
1,207,587.02x = 1,666,482.96 × 656,302.72 - Step 4: Simplify right side
1,207,587.02x = 1,093,717,297,157.33 - Step 5: Solve for x
x = 1,093,717,297,157.33/1,207,587.02 - Step 6: Final answer
x = 905,704.75
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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.