Finding the Fourth Proportional to 4,283,338.20, 6,426,969.36 and 1,855,234.12
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Solution
The fourth proportional to 4,283,338.20, 6,426,969.36 and 1,855,234.12 is: 2,783,701.00
Step by Step Solution
- Step 1: Write the proportion equation
4,283,338.20 : 6,426,969.36 = 1,855,234.12 : x - Step 2: Convert to fraction form
4,283,338.20/6,426,969.36 = 1,855,234.12/x - Step 3: Cross multiply
4,283,338.20x = 6,426,969.36 × 1,855,234.12 - Step 4: Simplify right side
4,283,338.20x = 11,923,532,844,866.56 - Step 5: Solve for x
x = 11,923,532,844,866.56/4,283,338.20 - Step 6: Final answer
x = 2,783,701.00
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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.