Finding the Fourth Proportional to 1,357,836.24, 1,873,873.32 and 754,224.24
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Solution
The fourth proportional to 1,357,836.24, 1,873,873.32 and 754,224.24 is: 1,040,862.39
Step by Step Solution
- Step 1: Write the proportion equation
1,357,836.24 : 1,873,873.32 = 754,224.24 : x - Step 2: Convert to fraction form
1,357,836.24/1,873,873.32 = 754,224.24/x - Step 3: Cross multiply
1,357,836.24x = 1,873,873.32 × 754,224.24 - Step 4: Simplify right side
1,357,836.24x = 1,413,320,680,633.28 - Step 5: Solve for x
x = 1,413,320,680,633.28/1,357,836.24 - Step 6: Final answer
x = 1,040,862.39
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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.