Finding the Fourth Proportional to 2,457,471.84, 3,391,333.68 and 1,354,942.80
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Solution
The fourth proportional to 2,457,471.84, 3,391,333.68 and 1,354,942.80 is: 1,869,833.49
Step by Step Solution
- Step 1: Write the proportion equation
2,457,471.84 : 3,391,333.68 = 1,354,942.80 : x - Step 2: Convert to fraction form
2,457,471.84/3,391,333.68 = 1,354,942.80/x - Step 3: Cross multiply
2,457,471.84x = 3,391,333.68 × 1,354,942.80 - Step 4: Simplify right side
2,457,471.84x = 4,595,063,152,113.50 - Step 5: Solve for x
x = 4,595,063,152,113.50/2,457,471.84 - Step 6: Final answer
x = 1,869,833.49
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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.