Finding the Fourth Proportional to 4,175,213.81, 5,761,697.28 and 2,456,444.84
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Solution
The fourth proportional to 4,175,213.81, 5,761,697.28 and 2,456,444.84 is: 3,389,836.35
Step by Step Solution
- Step 1: Write the proportion equation
4,175,213.81 : 5,761,697.28 = 2,456,444.84 : x - Step 2: Convert to fraction form
4,175,213.81/5,761,697.28 = 2,456,444.84/x - Step 3: Cross multiply
4,175,213.81x = 5,761,697.28 × 2,456,444.84 - Step 4: Simplify right side
4,175,213.81x = 14,153,291,553,098.04 - Step 5: Solve for x
x = 14,153,291,553,098.04/4,175,213.81 - Step 6: Final answer
x = 3,389,836.35
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1.5x scale
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.