Finding the Fourth Proportional to 4,975,942.36, 7,461,237.84 and 2,927,311.12
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Solution
The fourth proportional to 4,975,942.36, 7,461,237.84 and 2,927,311.12 is: 4,389,392.58
Step by Step Solution
- Step 1: Write the proportion equation
4,975,942.36 : 7,461,237.84 = 2,927,311.12 : x - Step 2: Convert to fraction form
4,975,942.36/7,461,237.84 = 2,927,311.12/x - Step 3: Cross multiply
4,975,942.36x = 7,461,237.84 × 2,927,311.12 - Step 4: Simplify right side
4,975,942.36x = 21,841,364,497,996.78 - Step 5: Solve for x
x = 21,841,364,497,996.78/4,975,942.36 - Step 6: Final answer
x = 4,389,392.58
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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.