Finding the Fourth Proportional to 2,109,230.10, 3,163,840.07 and 511,791.84
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Solution
The fourth proportional to 2,109,230.10, 3,163,840.07 and 511,791.84 is: 767,686.53
Step by Step Solution
- Step 1: Write the proportion equation
2,109,230.10 : 3,163,840.07 = 511,791.84 : x - Step 2: Convert to fraction form
2,109,230.10/3,163,840.07 = 511,791.84/x - Step 3: Cross multiply
2,109,230.10x = 3,163,840.07 × 511,791.84 - Step 4: Simplify right side
2,109,230.10x = 1,619,227,528,332.07 - Step 5: Solve for x
x = 1,619,227,528,332.07/2,109,230.10 - Step 6: Final answer
x = 767,686.53
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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.