Finding the Fourth Proportional to 1,949,177.58, 2,689,728.50 and 1,133,323.38
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Solution
The fourth proportional to 1,949,177.58, 2,689,728.50 and 1,133,323.38 is: 1,563,906.86
Step by Step Solution
- Step 1: Write the proportion equation
1,949,177.58 : 2,689,728.50 = 1,133,323.38 : x - Step 2: Convert to fraction form
1,949,177.58/2,689,728.50 = 1,133,323.38/x - Step 3: Cross multiply
1,949,177.58x = 2,689,728.50 × 1,133,323.38 - Step 4: Simplify right side
1,949,177.58x = 3,048,332,189,235.71 - Step 5: Solve for x
x = 3,048,332,189,235.71/1,949,177.58 - Step 6: Final answer
x = 1,563,906.86
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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.