Finding the Fourth Proportional to 2,512,069.18, 3,766,586.68 and 1,126,949.48
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Solution
The fourth proportional to 2,512,069.18, 3,766,586.68 and 1,126,949.48 is: 1,689,743.63
Step by Step Solution
- Step 1: Write the proportion equation
2,512,069.18 : 3,766,586.68 = 1,126,949.48 : x - Step 2: Convert to fraction form
2,512,069.18/3,766,586.68 = 1,126,949.48/x - Step 3: Cross multiply
2,512,069.18x = 3,766,586.68 × 1,126,949.48 - Step 4: Simplify right side
2,512,069.18x = 4,244,752,900,400.93 - Step 5: Solve for x
x = 4,244,752,900,400.93/2,512,069.18 - Step 6: Final answer
x = 1,689,743.63
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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.