Finding the Fourth Proportional to 2,985,445.15, 4,475,516.38 and 1,163,388.02
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Solution
The fourth proportional to 2,985,445.15, 4,475,516.38 and 1,163,388.02 is: 1,744,048.83
Step by Step Solution
- Step 1: Write the proportion equation
2,985,445.15 : 4,475,516.38 = 1,163,388.02 : x - Step 2: Convert to fraction form
2,985,445.15/4,475,516.38 = 1,163,388.02/x - Step 3: Cross multiply
2,985,445.15x = 4,475,516.38 × 1,163,388.02 - Step 4: Simplify right side
2,985,445.15x = 5,206,762,114,519.72 - Step 5: Solve for x
x = 5,206,762,114,519.72/2,985,445.15 - Step 6: Final answer
x = 1,744,048.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.