Finding the Fourth Proportional to 4,689,548.49, 7,033,057.17 and 1,656,515.06
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Solution
The fourth proportional to 4,689,548.49, 7,033,057.17 and 1,656,515.06 is: 2,484,325.54
Step by Step Solution
- Step 1: Write the proportion equation
4,689,548.49 : 7,033,057.17 = 1,656,515.06 : x - Step 2: Convert to fraction form
4,689,548.49/7,033,057.17 = 1,656,515.06/x - Step 3: Cross multiply
4,689,548.49x = 7,033,057.17 × 1,656,515.06 - Step 4: Simplify right side
4,689,548.49x = 11,650,365,084,780.69 - Step 5: Solve for x
x = 11,650,365,084,780.69/4,689,548.49 - Step 6: Final answer
x = 2,484,325.54
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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.