Finding the Fourth Proportional to 1,554,121.55, 2,144,118.87 and 941,832.63
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Solution
The fourth proportional to 1,554,121.55, 2,144,118.87 and 941,832.63 is: 1,299,384.28
Step by Step Solution
- Step 1: Write the proportion equation
1,554,121.55 : 2,144,118.87 = 941,832.63 : x - Step 2: Convert to fraction form
1,554,121.55/2,144,118.87 = 941,832.63/x - Step 3: Cross multiply
1,554,121.55x = 2,144,118.87 × 941,832.63 - Step 4: Simplify right side
1,554,121.55x = 2,019,401,114,364.73 - Step 5: Solve for x
x = 2,019,401,114,364.73/1,554,121.55 - Step 6: Final answer
x = 1,299,384.28
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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.