Finding the Fourth Proportional to 2,949,663.28, 4,070,923.30 and 1,660,754.84
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Solution
The fourth proportional to 2,949,663.28, 4,070,923.30 and 1,660,754.84 is: 2,292,060.12
Step by Step Solution
- Step 1: Write the proportion equation
2,949,663.28 : 4,070,923.30 = 1,660,754.84 : x - Step 2: Convert to fraction form
2,949,663.28/4,070,923.30 = 1,660,754.84/x - Step 3: Cross multiply
2,949,663.28x = 4,070,923.30 × 1,660,754.84 - Step 4: Simplify right side
2,949,663.28x = 6,760,805,573,743.77 - Step 5: Solve for x
x = 6,760,805,573,743.77/2,949,663.28 - Step 6: Final answer
x = 2,292,060.12
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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.