Finding the Fourth Proportional to 2,748,497.92, 3,792,067.84 and 1,586,791.68
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Solution
The fourth proportional to 2,748,497.92, 3,792,067.84 and 1,586,791.68 is: 2,189,276.42
Step by Step Solution
- Step 1: Write the proportion equation
2,748,497.92 : 3,792,067.84 = 1,586,791.68 : x - Step 2: Convert to fraction form
2,748,497.92/3,792,067.84 = 1,586,791.68/x - Step 3: Cross multiply
2,748,497.92x = 3,792,067.84 × 1,586,791.68 - Step 4: Simplify right side
2,748,497.92x = 6,017,221,698,507.57 - Step 5: Solve for x
x = 6,017,221,698,507.57/2,748,497.92 - Step 6: Final answer
x = 2,189,276.42
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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.