Finding the Fourth Proportional to 3,398,291.80, 5,097,431.31 and 1,003,817.99
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Solution
The fourth proportional to 3,398,291.80, 5,097,431.31 and 1,003,817.99 is: 1,505,725.10
Step by Step Solution
- Step 1: Write the proportion equation
3,398,291.80 : 5,097,431.31 = 1,003,817.99 : x - Step 2: Convert to fraction form
3,398,291.80/5,097,431.31 = 1,003,817.99/x - Step 3: Cross multiply
3,398,291.80x = 5,097,431.31 × 1,003,817.99 - Step 4: Simplify right side
3,398,291.80x = 5,116,893,251,767.27 - Step 5: Solve for x
x = 5,116,893,251,767.27/3,398,291.80 - Step 6: Final answer
x = 1,505,725.10
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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.