Finding the Fourth Proportional to 1,248,711.92, 1,723,226.80 and 675,751.94
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Solution
The fourth proportional to 1,248,711.92, 1,723,226.80 and 675,751.94 is: 932,540.03
Step by Step Solution
- Step 1: Write the proportion equation
1,248,711.92 : 1,723,226.80 = 675,751.94 : x - Step 2: Convert to fraction form
1,248,711.92/1,723,226.80 = 675,751.94/x - Step 3: Cross multiply
1,248,711.92x = 1,723,226.80 × 675,751.94 - Step 4: Simplify right side
1,248,711.92x = 1,164,473,853,159.99 - Step 5: Solve for x
x = 1,164,473,853,159.99/1,248,711.92 - Step 6: Final answer
x = 932,540.03
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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.