Finding the Fourth Proportional to 5,754,653.76, 7,941,422.88 and 3,176,335.23
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Solution
The fourth proportional to 5,754,653.76, 7,941,422.88 and 3,176,335.23 is: 4,383,343.00
Step by Step Solution
- Step 1: Write the proportion equation
5,754,653.76 : 7,941,422.88 = 3,176,335.23 : x - Step 2: Convert to fraction form
5,754,653.76/7,941,422.88 = 3,176,335.23/x - Step 3: Cross multiply
5,754,653.76x = 7,941,422.88 × 3,176,335.23 - Step 4: Simplify right side
5,754,653.76x = 25,224,621,270,072.06 - Step 5: Solve for x
x = 25,224,621,270,072.06/5,754,653.76 - Step 6: Final answer
x = 4,383,343.00
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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.