Finding the Fourth Proportional to 1,251,258.66, 1,726,128.09 and 741,600.18
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Solution
The fourth proportional to 1,251,258.66, 1,726,128.09 and 741,600.18 is: 1,023,047.39
Step by Step Solution
- Step 1: Write the proportion equation
1,251,258.66 : 1,726,128.09 = 741,600.18 : x - Step 2: Convert to fraction form
1,251,258.66/1,726,128.09 = 741,600.18/x - Step 3: Cross multiply
1,251,258.66x = 1,726,128.09 × 741,600.18 - Step 4: Simplify right side
1,251,258.66x = 1,280,096,902,247.06 - Step 5: Solve for x
x = 1,280,096,902,247.06/1,251,258.66 - Step 6: Final answer
x = 1,023,047.39
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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.