Finding the Fourth Proportional to 5,109,838.44, 7,663,449.76 and 1,514,764.68
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Solution
The fourth proportional to 5,109,838.44, 7,663,449.76 and 1,514,764.68 is: 2,271,759.31
Step by Step Solution
- Step 1: Write the proportion equation
5,109,838.44 : 7,663,449.76 = 1,514,764.68 : x - Step 2: Convert to fraction form
5,109,838.44/7,663,449.76 = 1,514,764.68/x - Step 3: Cross multiply
5,109,838.44x = 7,663,449.76 × 1,514,764.68 - Step 4: Simplify right side
5,109,838.44x = 11,608,323,023,402.48 - Step 5: Solve for x
x = 11,608,323,023,402.48/5,109,838.44 - Step 6: Final answer
x = 2,271,759.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.