Finding the Fourth Proportional to 4,605,979.18, 6,914,955.79 and 3,541,768.58
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Solution
The fourth proportional to 4,605,979.18, 6,914,955.79 and 3,541,768.58 is: 5,317,256.59
Step by Step Solution
- Step 1: Write the proportion equation
4,605,979.18 : 6,914,955.79 = 3,541,768.58 : x - Step 2: Convert to fraction form
4,605,979.18/6,914,955.79 = 3,541,768.58/x - Step 3: Cross multiply
4,605,979.18x = 6,914,955.79 × 3,541,768.58 - Step 4: Simplify right side
4,605,979.18x = 24,491,173,149,111.08 - Step 5: Solve for x
x = 24,491,173,149,111.08/4,605,979.18 - Step 6: Final answer
x = 5,317,256.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.