Finding the Fourth Proportional to 1,125,227.36, 1,552,815.36 and 615,961.92
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Solution
The fourth proportional to 1,125,227.36, 1,552,815.36 and 615,961.92 is: 850,028.33
Step by Step Solution
- Step 1: Write the proportion equation
1,125,227.36 : 1,552,815.36 = 615,961.92 : x - Step 2: Convert to fraction form
1,125,227.36/1,552,815.36 = 615,961.92/x - Step 3: Cross multiply
1,125,227.36x = 1,552,815.36 × 615,961.92 - Step 4: Simplify right side
1,125,227.36x = 956,475,130,551.09 - Step 5: Solve for x
x = 956,475,130,551.09/1,125,227.36 - Step 6: Final answer
x = 850,028.33
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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.