Finding the Fourth Proportional to 4,349,107.56, 6,523,619.70 and 2,643,721.80
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Solution
The fourth proportional to 4,349,107.56, 6,523,619.70 and 2,643,721.80 is: 3,965,557.39
Step by Step Solution
- Step 1: Write the proportion equation
4,349,107.56 : 6,523,619.70 = 2,643,721.80 : x - Step 2: Convert to fraction form
4,349,107.56/6,523,619.70 = 2,643,721.80/x - Step 3: Cross multiply
4,349,107.56x = 6,523,619.70 × 2,643,721.80 - Step 4: Simplify right side
4,349,107.56x = 17,246,635,615,799.46 - Step 5: Solve for x
x = 17,246,635,615,799.46/4,349,107.56 - Step 6: Final answer
x = 3,965,557.39
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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.