Finding the Fourth Proportional to 2,117,598.87, 3,176,991.23 and 856,312.23
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Solution
The fourth proportional to 2,117,598.87, 3,176,991.23 and 856,312.23 is: 1,284,708.11
Step by Step Solution
- Step 1: Write the proportion equation
2,117,598.87 : 3,176,991.23 = 856,312.23 : x - Step 2: Convert to fraction form
2,117,598.87/3,176,991.23 = 856,312.23/x - Step 3: Cross multiply
2,117,598.87x = 3,176,991.23 × 856,312.23 - Step 4: Simplify right side
2,117,598.87x = 2,720,496,440,570.18 - Step 5: Solve for x
x = 2,720,496,440,570.18/2,117,598.87 - Step 6: Final answer
x = 1,284,708.11
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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.