Finding the Fourth Proportional to 3,687,165.90, 5,530,748.99 and 1,163,017.98
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Solution
The fourth proportional to 3,687,165.90, 5,530,748.99 and 1,163,017.98 is: 1,744,527.01
Step by Step Solution
- Step 1: Write the proportion equation
3,687,165.90 : 5,530,748.99 = 1,163,017.98 : x - Step 2: Convert to fraction form
3,687,165.90/5,530,748.99 = 1,163,017.98/x - Step 3: Cross multiply
3,687,165.90x = 5,530,748.99 × 1,163,017.98 - Step 4: Simplify right side
3,687,165.90x = 6,432,360,512,421.75 - Step 5: Solve for x
x = 6,432,360,512,421.75/3,687,165.90 - Step 6: Final answer
x = 1,744,527.01
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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.