Finding the Fourth Proportional to 4,696,602.72, 6,481,202.13 and 2,762,987.82
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Solution
The fourth proportional to 4,696,602.72, 6,481,202.13 and 2,762,987.82 is: 3,812,858.70
Step by Step Solution
- Step 1: Write the proportion equation
4,696,602.72 : 6,481,202.13 = 2,762,987.82 : x - Step 2: Convert to fraction form
4,696,602.72/6,481,202.13 = 2,762,987.82/x - Step 3: Cross multiply
4,696,602.72x = 6,481,202.13 × 2,762,987.82 - Step 4: Simplify right side
4,696,602.72x = 17,907,482,544,148.05 - Step 5: Solve for x
x = 17,907,482,544,148.05/4,696,602.72 - Step 6: Final answer
x = 3,812,858.70
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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.