Finding the Fourth Proportional to 1,347,350.70, 2,019,271.05 and 547,698.18
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Solution
The fourth proportional to 1,347,350.70, 2,019,271.05 and 547,698.18 is: 820,833.86
Step by Step Solution
- Step 1: Write the proportion equation
1,347,350.70 : 2,019,271.05 = 547,698.18 : x - Step 2: Convert to fraction form
1,347,350.70/2,019,271.05 = 547,698.18/x - Step 3: Cross multiply
1,347,350.70x = 2,019,271.05 × 547,698.18 - Step 4: Simplify right side
1,347,350.70x = 1,105,951,079,011.69 - Step 5: Solve for x
x = 1,105,951,079,011.69/1,347,350.70 - Step 6: Final answer
x = 820,833.86
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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.