Finding the Fourth Proportional to 1,543,647.72, 2,315,438.10 and 532,735.68
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Solution
The fourth proportional to 1,543,647.72, 2,315,438.10 and 532,735.68 is: 799,091.97
Step by Step Solution
- Step 1: Write the proportion equation
1,543,647.72 : 2,315,438.10 = 532,735.68 : x - Step 2: Convert to fraction form
1,543,647.72/2,315,438.10 = 532,735.68/x - Step 3: Cross multiply
1,543,647.72x = 2,315,438.10 × 532,735.68 - Step 4: Simplify right side
1,543,647.72x = 1,233,516,490,701.41 - Step 5: Solve for x
x = 1,233,516,490,701.41/1,543,647.72 - Step 6: Final answer
x = 799,091.97
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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.