Finding the Fourth Proportional to 2,318,261.13, 3,474,937.41 and 779,791.98
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Solution
The fourth proportional to 2,318,261.13, 3,474,937.41 and 779,791.98 is: 1,168,862.42
Step by Step Solution
- Step 1: Write the proportion equation
2,318,261.13 : 3,474,937.41 = 779,791.98 : x - Step 2: Convert to fraction form
2,318,261.13/3,474,937.41 = 779,791.98/x - Step 3: Cross multiply
2,318,261.13x = 3,474,937.41 × 779,791.98 - Step 4: Simplify right side
2,318,261.13x = 2,709,728,323,319.97 - Step 5: Solve for x
x = 2,709,728,323,319.97/2,318,261.13 - Step 6: Final answer
x = 1,168,862.42
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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.