Finding the Fourth Proportional to 2,819,142.08, 3,890,418 and 1,529,982.08
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Solution
The fourth proportional to 2,819,142.08, 3,890,418 and 1,529,982.08 is: 2,111,376.32
Step by Step Solution
- Step 1: Write the proportion equation
2,819,142.08 : 3,890,418 = 1,529,982.08 : x - Step 2: Convert to fraction form
2,819,142.08/3,890,418 = 1,529,982.08/x - Step 3: Cross multiply
2,819,142.08x = 3,890,418 × 1,529,982.08 - Step 4: Simplify right side
2,819,142.08x = 5,952,269,823,709.44 - Step 5: Solve for x
x = 5,952,269,823,709.44/2,819,142.08 - Step 6: Final answer
x = 2,111,376.32
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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.