Finding the Fourth Proportional to 4,138,556.18, 6,206,024.19 and 2,087,954.78
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Solution
The fourth proportional to 4,138,556.18, 6,206,024.19 and 2,087,954.78 is: 3,131,018.96
Step by Step Solution
- Step 1: Write the proportion equation
4,138,556.18 : 6,206,024.19 = 2,087,954.78 : x - Step 2: Convert to fraction form
4,138,556.18/6,206,024.19 = 2,087,954.78/x - Step 3: Cross multiply
4,138,556.18x = 6,206,024.19 × 2,087,954.78 - Step 4: Simplify right side
4,138,556.18x = 12,957,897,872,306.13 - Step 5: Solve for x
x = 12,957,897,872,306.13/4,138,556.18 - Step 6: Final answer
x = 3,131,018.96
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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.