Finding the Fourth Proportional to 1,357,933.44, 2,036,887.20 and 825,601.44
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Solution
The fourth proportional to 1,357,933.44, 2,036,887.20 and 825,601.44 is: 1,238,394.28
Step by Step Solution
- Step 1: Write the proportion equation
1,357,933.44 : 2,036,887.20 = 825,601.44 : x - Step 2: Convert to fraction form
1,357,933.44/2,036,887.20 = 825,601.44/x - Step 3: Cross multiply
1,357,933.44x = 2,036,887.20 × 825,601.44 - Step 4: Simplify right side
1,357,933.44x = 1,681,657,005,437.57 - Step 5: Solve for x
x = 1,681,657,005,437.57/1,357,933.44 - Step 6: Final answer
x = 1,238,394.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.