Finding the Fourth Proportional to 5,228,102.42, 7,830,797.10 and 2,526,762.36
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Solution
The fourth proportional to 5,228,102.42, 7,830,797.10 and 2,526,762.36 is: 3,784,654.88
Step by Step Solution
- Step 1: Write the proportion equation
5,228,102.42 : 7,830,797.10 = 2,526,762.36 : x - Step 2: Convert to fraction form
5,228,102.42/7,830,797.10 = 2,526,762.36/x - Step 3: Cross multiply
5,228,102.42x = 7,830,797.10 × 2,526,762.36 - Step 4: Simplify right side
5,228,102.42x = 19,786,563,361,077.15 - Step 5: Solve for x
x = 19,786,563,361,077.15/5,228,102.42 - Step 6: Final answer
x = 3,784,654.88
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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.