Finding the Fourth Proportional to 4,536,159.20, 6,807,349.20 and 2,013,624.80
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Solution
The fourth proportional to 4,536,159.20, 6,807,349.20 and 2,013,624.80 is: 3,021,817.92
Step by Step Solution
- Step 1: Write the proportion equation
4,536,159.20 : 6,807,349.20 = 2,013,624.80 : x - Step 2: Convert to fraction form
4,536,159.20/6,807,349.20 = 2,013,624.80/x - Step 3: Cross multiply
4,536,159.20x = 6,807,349.20 × 2,013,624.80 - Step 4: Simplify right side
4,536,159.20x = 13,707,447,171,380.16 - Step 5: Solve for x
x = 13,707,447,171,380.16/4,536,159.20 - Step 6: Final answer
x = 3,021,817.92
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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.