Finding the Fourth Proportional to 1,797,981.70, 2,695,590.15 and 1,010,013.70
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Solution
The fourth proportional to 1,797,981.70, 2,695,590.15 and 1,010,013.70 is: 1,514,243.99
Step by Step Solution
- Step 1: Write the proportion equation
1,797,981.70 : 2,695,590.15 = 1,010,013.70 : x - Step 2: Convert to fraction form
1,797,981.70/2,695,590.15 = 1,010,013.70/x - Step 3: Cross multiply
1,797,981.70x = 2,695,590.15 × 1,010,013.70 - Step 4: Simplify right side
1,797,981.70x = 2,722,582,981,085.05 - Step 5: Solve for x
x = 2,722,582,981,085.05/1,797,981.70 - Step 6: Final answer
x = 1,514,243.99
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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.