Finding the Fourth Proportional to 1,368,601.28, 1,888,610.28 and 748,394.96
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Solution
The fourth proportional to 1,368,601.28, 1,888,610.28 and 748,394.96 is: 1,032,752.52
Step by Step Solution
- Step 1: Write the proportion equation
1,368,601.28 : 1,888,610.28 = 748,394.96 : x - Step 2: Convert to fraction form
1,368,601.28/1,888,610.28 = 748,394.96/x - Step 3: Cross multiply
1,368,601.28x = 1,888,610.28 × 748,394.96 - Step 4: Simplify right side
1,368,601.28x = 1,413,426,414,956.19 - Step 5: Solve for x
x = 1,413,426,414,956.19/1,368,601.28 - Step 6: Final answer
x = 1,032,752.52
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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.