Finding the Fourth Proportional to 1,036,359.94, 1,430,138.96 and 577,450.80
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Solution
The fourth proportional to 1,036,359.94, 1,430,138.96 and 577,450.80 is: 796,861.07
Step by Step Solution
- Step 1: Write the proportion equation
1,036,359.94 : 1,430,138.96 = 577,450.80 : x - Step 2: Convert to fraction form
1,036,359.94/1,430,138.96 = 577,450.80/x - Step 3: Cross multiply
1,036,359.94x = 1,430,138.96 × 577,450.80 - Step 4: Simplify right side
1,036,359.94x = 825,834,886,563.17 - Step 5: Solve for x
x = 825,834,886,563.17/1,036,359.94 - Step 6: Final answer
x = 796,861.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.