Finding the Fourth Proportional to 2,219,689.62, 3,328,262.69 and 682,284.67
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Solution
The fourth proportional to 2,219,689.62, 3,328,262.69 and 682,284.67 is: 1,023,036.09
Step by Step Solution
- Step 1: Write the proportion equation
2,219,689.62 : 3,328,262.69 = 682,284.67 : x - Step 2: Convert to fraction form
2,219,689.62/3,328,262.69 = 682,284.67/x - Step 3: Cross multiply
2,219,689.62x = 3,328,262.69 × 682,284.67 - Step 4: Simplify right side
2,219,689.62x = 2,270,822,599,387.88 - Step 5: Solve for x
x = 2,270,822,599,387.88/2,219,689.62 - Step 6: Final answer
x = 1,023,036.09
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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.