Finding the Fourth Proportional to 4,066,313.40, 6,092,471.70 and 2,645,638.20
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Solution
The fourth proportional to 4,066,313.40, 6,092,471.70 and 2,645,638.20 is: 3,963,903.98
Step by Step Solution
- Step 1: Write the proportion equation
4,066,313.40 : 6,092,471.70 = 2,645,638.20 : x - Step 2: Convert to fraction form
4,066,313.40/6,092,471.70 = 2,645,638.20/x - Step 3: Cross multiply
4,066,313.40x = 6,092,471.70 × 2,645,638.20 - Step 4: Simplify right side
4,066,313.40x = 16,118,475,861,938.94 - Step 5: Solve for x
x = 16,118,475,861,938.94/4,066,313.40 - Step 6: Final answer
x = 3,963,903.98
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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.