Finding the Fourth Proportional to 3,413,485.30, 5,122,247.97 and 1,256,025.41
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Solution
The fourth proportional to 3,413,485.30, 5,122,247.97 and 1,256,025.41 is: 1,884,781.40
Step by Step Solution
- Step 1: Write the proportion equation
3,413,485.30 : 5,122,247.97 = 1,256,025.41 : x - Step 2: Convert to fraction form
3,413,485.30/5,122,247.97 = 1,256,025.41/x - Step 3: Cross multiply
3,413,485.30x = 5,122,247.97 × 1,256,025.41 - Step 4: Simplify right side
3,413,485.30x = 6,433,673,606,640.92 - Step 5: Solve for x
x = 6,433,673,606,640.92/3,413,485.30 - Step 6: Final answer
x = 1,884,781.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.