Finding the Fourth Proportional to 1,248,700.92, 1,723,211.61 and 675,740.94
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Solution
The fourth proportional to 1,248,700.92, 1,723,211.61 and 675,740.94 is: 932,524.85
Step by Step Solution
- Step 1: Write the proportion equation
1,248,700.92 : 1,723,211.61 = 675,740.94 : x - Step 2: Convert to fraction form
1,248,700.92/1,723,211.61 = 675,740.94/x - Step 3: Cross multiply
1,248,700.92x = 1,723,211.61 × 675,740.94 - Step 4: Simplify right side
1,248,700.92x = 1,164,444,633,160.31 - Step 5: Solve for x
x = 1,164,444,633,160.31/1,248,700.92 - Step 6: Final answer
x = 932,524.85
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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.