Finding the Fourth Proportional to 1,749,160.80, 2,414,013.60 and 1,023,964.80
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Solution
The fourth proportional to 1,749,160.80, 2,414,013.60 and 1,023,964.80 is: 1,413,171.94
Step by Step Solution
- Step 1: Write the proportion equation
1,749,160.80 : 2,414,013.60 = 1,023,964.80 : x - Step 2: Convert to fraction form
1,749,160.80/2,414,013.60 = 1,023,964.80/x - Step 3: Cross multiply
1,749,160.80x = 2,414,013.60 × 1,023,964.80 - Step 4: Simplify right side
1,749,160.80x = 2,471,864,953,121.28 - Step 5: Solve for x
x = 2,471,864,953,121.28/1,749,160.80 - Step 6: Final answer
x = 1,413,171.94
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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.