Finding the Fourth Proportional to 1,577,133.40, 2,366,045.70 and 511,994.20
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Solution
The fourth proportional to 1,577,133.40, 2,366,045.70 and 511,994.20 is: 768,103.49
Step by Step Solution
- Step 1: Write the proportion equation
1,577,133.40 : 2,366,045.70 = 511,994.20 : x - Step 2: Convert to fraction form
1,577,133.40/2,366,045.70 = 511,994.20/x - Step 3: Cross multiply
1,577,133.40x = 2,366,045.70 × 511,994.20 - Step 4: Simplify right side
1,577,133.40x = 1,211,401,675,334.94 - Step 5: Solve for x
x = 1,211,401,675,334.94/1,577,133.40 - Step 6: Final answer
x = 768,103.49
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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.