Finding the Fourth Proportional to 1,148,165.57, 1,722,635.81 and 508,381.96
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Solution
The fourth proportional to 1,148,165.57, 1,722,635.81 and 508,381.96 is: 762,744.50
Step by Step Solution
- Step 1: Write the proportion equation
1,148,165.57 : 1,722,635.81 = 508,381.96 : x - Step 2: Convert to fraction form
1,148,165.57/1,722,635.81 = 508,381.96/x - Step 3: Cross multiply
1,148,165.57x = 1,722,635.81 × 508,381.96 - Step 4: Simplify right side
1,148,165.57x = 875,756,969,453.99 - Step 5: Solve for x
x = 875,756,969,453.99/1,148,165.57 - Step 6: Final answer
x = 762,744.50
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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.