Finding the Fourth Proportional to 1,481,325.53, 2,043,410.71 and 1,205,979.57
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Solution
The fourth proportional to 1,481,325.53, 2,043,410.71 and 1,205,979.57 is: 1,663,585.42
Step by Step Solution
- Step 1: Write the proportion equation
1,481,325.53 : 2,043,410.71 = 1,205,979.57 : x - Step 2: Convert to fraction form
1,481,325.53/2,043,410.71 = 1,205,979.57/x - Step 3: Cross multiply
1,481,325.53x = 2,043,410.71 × 1,205,979.57 - Step 4: Simplify right side
1,481,325.53x = 2,464,311,553,132.24 - Step 5: Solve for x
x = 2,464,311,553,132.24/1,481,325.53 - Step 6: Final answer
x = 1,663,585.42
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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.