Finding the Fourth Proportional to 2,737,748.17, 3,778,023.09 and 1,514,021.13
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Solution
The fourth proportional to 2,737,748.17, 3,778,023.09 and 1,514,021.13 is: 2,089,310.79
Step by Step Solution
- Step 1: Write the proportion equation
2,737,748.17 : 3,778,023.09 = 1,514,021.13 : x - Step 2: Convert to fraction form
2,737,748.17/3,778,023.09 = 1,514,021.13/x - Step 3: Cross multiply
2,737,748.17x = 3,778,023.09 × 1,514,021.13 - Step 4: Simplify right side
2,737,748.17x = 5,720,006,793,565.47 - Step 5: Solve for x
x = 5,720,006,793,565.47/2,737,748.17 - Step 6: Final answer
x = 2,089,310.79
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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.