Finding the Fourth Proportional to 1,731,421.05, 2,389,319.34 and 946,452.08
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Solution
The fourth proportional to 1,731,421.05, 2,389,319.34 and 946,452.08 is: 1,306,081.06
Step by Step Solution
- Step 1: Write the proportion equation
1,731,421.05 : 2,389,319.34 = 946,452.08 : x - Step 2: Convert to fraction form
1,731,421.05/2,389,319.34 = 946,452.08/x - Step 3: Cross multiply
1,731,421.05x = 2,389,319.34 × 946,452.08 - Step 4: Simplify right side
1,731,421.05x = 2,261,376,247,180.63 - Step 5: Solve for x
x = 2,261,376,247,180.63/1,731,421.05 - Step 6: Final answer
x = 1,306,081.06
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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.