Finding the Fourth Proportional to 3,621,775.47, 4,991,723.60 and 2,652,846.99
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Solution
The fourth proportional to 3,621,775.47, 4,991,723.60 and 2,652,846.99 is: 3,656,294.83
Step by Step Solution
- Step 1: Write the proportion equation
3,621,775.47 : 4,991,723.60 = 2,652,846.99 : x - Step 2: Convert to fraction form
3,621,775.47/4,991,723.60 = 2,652,846.99/x - Step 3: Cross multiply
3,621,775.47x = 4,991,723.60 × 2,652,846.99 - Step 4: Simplify right side
3,621,775.47x = 13,242,278,913,907.73 - Step 5: Solve for x
x = 13,242,278,913,907.73/3,621,775.47 - Step 6: Final answer
x = 3,656,294.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.