Finding the Fourth Proportional to 1,580,305.24, 2,180,827.09 and 855,152.94
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Solution
The fourth proportional to 1,580,305.24, 2,180,827.09 and 855,152.94 is: 1,180,114.23
Step by Step Solution
- Step 1: Write the proportion equation
1,580,305.24 : 2,180,827.09 = 855,152.94 : x - Step 2: Convert to fraction form
1,580,305.24/2,180,827.09 = 855,152.94/x - Step 3: Cross multiply
1,580,305.24x = 2,180,827.09 × 855,152.94 - Step 4: Simplify right side
1,580,305.24x = 1,864,940,706,892.19 - Step 5: Solve for x
x = 1,864,940,706,892.19/1,580,305.24 - Step 6: Final answer
x = 1,180,114.23
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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.