Finding the Fourth Proportional to 1,462,791.81, 2,193,788.55 and 437,881.62
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Solution
The fourth proportional to 1,462,791.81, 2,193,788.55 and 437,881.62 is: 656,702.94
Step by Step Solution
- Step 1: Write the proportion equation
1,462,791.81 : 2,193,788.55 = 437,881.62 : x - Step 2: Convert to fraction form
1,462,791.81/2,193,788.55 = 437,881.62/x - Step 3: Cross multiply
1,462,791.81x = 2,193,788.55 × 437,881.62 - Step 4: Simplify right side
1,462,791.81x = 960,619,684,211.45 - Step 5: Solve for x
x = 960,619,684,211.45/1,462,791.81 - Step 6: Final answer
x = 656,702.94
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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.