Finding the Fourth Proportional to 1,107,277.97, 1,528,043.55 and 597,980.30
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Solution
The fourth proportional to 1,107,277.97, 1,528,043.55 and 597,980.30 is: 825,212.79
Step by Step Solution
- Step 1: Write the proportion equation
1,107,277.97 : 1,528,043.55 = 597,980.30 : x - Step 2: Convert to fraction form
1,107,277.97/1,528,043.55 = 597,980.30/x - Step 3: Cross multiply
1,107,277.97x = 1,528,043.55 × 597,980.30 - Step 4: Simplify right side
1,107,277.97x = 913,739,940,442.07 - Step 5: Solve for x
x = 913,739,940,442.07/1,107,277.97 - Step 6: Final answer
x = 825,212.79
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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.