Finding the Fourth Proportional to 1,672,345.48, 2,307,841.14 and 908,392.84
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Solution
The fourth proportional to 1,672,345.48, 2,307,841.14 and 908,392.84 is: 1,253,584.50
Step by Step Solution
- Step 1: Write the proportion equation
1,672,345.48 : 2,307,841.14 = 908,392.84 : x - Step 2: Convert to fraction form
1,672,345.48/2,307,841.14 = 908,392.84/x - Step 3: Cross multiply
1,672,345.48x = 2,307,841.14 × 908,392.84 - Step 4: Simplify right side
1,672,345.48x = 2,096,426,367,433.44 - Step 5: Solve for x
x = 2,096,426,367,433.44/1,672,345.48 - Step 6: Final answer
x = 1,253,584.50
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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.