Finding the Fourth Proportional to 4,908,799.94, 6,774,079.30 and 2,703,620.40
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Solution
The fourth proportional to 4,908,799.94, 6,774,079.30 and 2,703,620.40 is: 3,730,960.56
Step by Step Solution
- Step 1: Write the proportion equation
4,908,799.94 : 6,774,079.30 = 2,703,620.40 : x - Step 2: Convert to fraction form
4,908,799.94/6,774,079.30 = 2,703,620.40/x - Step 3: Cross multiply
4,908,799.94x = 6,774,079.30 × 2,703,620.40 - Step 4: Simplify right side
4,908,799.94x = 18,314,538,982,445.13 - Step 5: Solve for x
x = 18,314,538,982,445.13/4,908,799.94 - Step 6: Final answer
x = 3,730,960.56
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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.