Finding the Fourth Proportional to 3,206,617.77, 4,425,204.21 and 1,829,934.09
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Solution
The fourth proportional to 3,206,617.77, 4,425,204.21 and 1,829,934.09 is: 2,525,349.95
Step by Step Solution
- Step 1: Write the proportion equation
3,206,617.77 : 4,425,204.21 = 1,829,934.09 : x - Step 2: Convert to fraction form
3,206,617.77/4,425,204.21 = 1,829,934.09/x - Step 3: Cross multiply
3,206,617.77x = 4,425,204.21 × 1,829,934.09 - Step 4: Simplify right side
3,206,617.77x = 8,097,832,039,090.52 - Step 5: Solve for x
x = 8,097,832,039,090.52/3,206,617.77 - Step 6: Final answer
x = 2,525,349.95
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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.