Finding the Fourth Proportional to 1,351,416.29, 2,027,053.35 and 340,537.50
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Solution
The fourth proportional to 1,351,416.29, 2,027,053.35 and 340,537.50 is: 510,788.34
Step by Step Solution
- Step 1: Write the proportion equation
1,351,416.29 : 2,027,053.35 = 340,537.50 : x - Step 2: Convert to fraction form
1,351,416.29/2,027,053.35 = 340,537.50/x - Step 3: Cross multiply
1,351,416.29x = 2,027,053.35 × 340,537.50 - Step 4: Simplify right side
1,351,416.29x = 690,287,680,175.63 - Step 5: Solve for x
x = 690,287,680,175.63/1,351,416.29 - Step 6: Final answer
x = 510,788.34
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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.