Finding the Fourth Proportional to 2,117,616.12, 3,177,017.10 and 856,329.48
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Solution
The fourth proportional to 2,117,616.12, 3,177,017.10 and 856,329.48 is: 1,284,733.99
Step by Step Solution
- Step 1: Write the proportion equation
2,117,616.12 : 3,177,017.10 = 856,329.48 : x - Step 2: Convert to fraction form
2,117,616.12/3,177,017.10 = 856,329.48/x - Step 3: Cross multiply
2,117,616.12x = 3,177,017.10 × 856,329.48 - Step 4: Simplify right side
2,117,616.12x = 2,720,573,401,194.11 - Step 5: Solve for x
x = 2,720,573,401,194.11/2,117,616.12 - Step 6: Final answer
x = 1,284,733.99
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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.