Finding the Fourth Proportional to 4,224,578.16, 5,830,664.28 and 2,482,247.20
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Solution
The fourth proportional to 4,224,578.16, 5,830,664.28 and 2,482,247.20 is: 3,425,939.71
Step by Step Solution
- Step 1: Write the proportion equation
4,224,578.16 : 5,830,664.28 = 2,482,247.20 : x - Step 2: Convert to fraction form
4,224,578.16/5,830,664.28 = 2,482,247.20/x - Step 3: Cross multiply
4,224,578.16x = 5,830,664.28 × 2,482,247.20 - Step 4: Simplify right side
4,224,578.16x = 14,473,150,091,852.47 - Step 5: Solve for x
x = 14,473,150,091,852.47/4,224,578.16 - Step 6: Final answer
x = 3,425,939.71
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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.