Finding the Fourth Proportional to 4,531,478.14, 6,254,037.03 and 2,720,758.78
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Solution
The fourth proportional to 4,531,478.14, 6,254,037.03 and 2,720,758.78 is: 3,755,005.68
Step by Step Solution
- Step 1: Write the proportion equation
4,531,478.14 : 6,254,037.03 = 2,720,758.78 : x - Step 2: Convert to fraction form
4,531,478.14/6,254,037.03 = 2,720,758.78/x - Step 3: Cross multiply
4,531,478.14x = 6,254,037.03 × 2,720,758.78 - Step 4: Simplify right side
4,531,478.14x = 17,015,726,159,817.62 - Step 5: Solve for x
x = 17,015,726,159,817.62/4,531,478.14 - Step 6: Final answer
x = 3,755,005.68
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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.