Finding the Fourth Proportional to 3,432,079.49, 4,736,270.27 and 1,904,182.97
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Solution
The fourth proportional to 3,432,079.49, 4,736,270.27 and 1,904,182.97 is: 2,627,772.82
Step by Step Solution
- Step 1: Write the proportion equation
3,432,079.49 : 4,736,270.27 = 1,904,182.97 : x - Step 2: Convert to fraction form
3,432,079.49/4,736,270.27 = 1,904,182.97/x - Step 3: Cross multiply
3,432,079.49x = 4,736,270.27 × 1,904,182.97 - Step 4: Simplify right side
3,432,079.49x = 9,018,725,170,530.41 - Step 5: Solve for x
x = 9,018,725,170,530.41/3,432,079.49 - Step 6: Final answer
x = 2,627,772.82
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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.