Finding the Fourth Proportional to 1,508,566.24, 2,081,896.20 and 935,790.94
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Solution
The fourth proportional to 1,508,566.24, 2,081,896.20 and 935,790.94 is: 1,291,437.89
Step by Step Solution
- Step 1: Write the proportion equation
1,508,566.24 : 2,081,896.20 = 935,790.94 : x - Step 2: Convert to fraction form
1,508,566.24/2,081,896.20 = 935,790.94/x - Step 3: Cross multiply
1,508,566.24x = 2,081,896.20 × 935,790.94 - Step 4: Simplify right side
1,508,566.24x = 1,948,219,601,980.43 - Step 5: Solve for x
x = 1,948,219,601,980.43/1,508,566.24 - Step 6: Final answer
x = 1,291,437.89
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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.