Finding the Fourth Proportional to 1,752,149.92, 2,417,963.52 and 988,201.12
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Solution
The fourth proportional to 1,752,149.92, 2,417,963.52 and 988,201.12 is: 1,363,715.65
Step by Step Solution
- Step 1: Write the proportion equation
1,752,149.92 : 2,417,963.52 = 988,201.12 : x - Step 2: Convert to fraction form
1,752,149.92/2,417,963.52 = 988,201.12/x - Step 3: Cross multiply
1,752,149.92x = 2,417,963.52 × 988,201.12 - Step 4: Simplify right side
1,752,149.92x = 2,389,434,258,583.14 - Step 5: Solve for x
x = 2,389,434,258,583.14/1,752,149.92 - Step 6: Final answer
x = 1,363,715.65
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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.