Finding the Fourth Proportional to 5,676,603.04, 8,518,135.92 and 2,081,890.72
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Solution
The fourth proportional to 5,676,603.04, 8,518,135.92 and 2,081,890.72 is: 3,124,021.18
Step by Step Solution
- Step 1: Write the proportion equation
5,676,603.04 : 8,518,135.92 = 2,081,890.72 : x - Step 2: Convert to fraction form
5,676,603.04/8,518,135.92 = 2,081,890.72/x - Step 3: Cross multiply
5,676,603.04x = 8,518,135.92 × 2,081,890.72 - Step 4: Simplify right side
5,676,603.04x = 17,733,828,123,546.66 - Step 5: Solve for x
x = 17,733,828,123,546.66/5,676,603.04 - Step 6: Final answer
x = 3,124,021.18
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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.