Finding the Fourth Proportional to 4,921,205.80, 7,381,808.70 and 1,375,349.80
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Solution
The fourth proportional to 4,921,205.80, 7,381,808.70 and 1,375,349.80 is: 2,063,024.70
Step by Step Solution
- Step 1: Write the proportion equation
4,921,205.80 : 7,381,808.70 = 1,375,349.80 : x - Step 2: Convert to fraction form
4,921,205.80/7,381,808.70 = 1,375,349.80/x - Step 3: Cross multiply
4,921,205.80x = 7,381,808.70 × 1,375,349.80 - Step 4: Simplify right side
4,921,205.80x = 10,152,569,119,183.26 - Step 5: Solve for x
x = 10,152,569,119,183.26/4,921,205.80 - Step 6: Final answer
x = 2,063,024.70
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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.