Finding the Fourth Proportional to 2,124,052.10, 3,187,074.58 and 1,059,177.20
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Solution
The fourth proportional to 2,124,052.10, 3,187,074.58 and 1,059,177.20 is: 1,589,262.68
Step by Step Solution
- Step 1: Write the proportion equation
2,124,052.10 : 3,187,074.58 = 1,059,177.20 : x - Step 2: Convert to fraction form
2,124,052.10/3,187,074.58 = 1,059,177.20/x - Step 3: Cross multiply
2,124,052.10x = 3,187,074.58 × 1,059,177.20 - Step 4: Simplify right side
2,124,052.10x = 3,375,676,729,835.58 - Step 5: Solve for x
x = 3,375,676,729,835.58/2,124,052.10 - Step 6: Final answer
x = 1,589,262.68
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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.