Finding the Fourth Proportional to 3,205,750.07, 4,423,934.99 and 1,755,534.17
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Solution
The fourth proportional to 3,205,750.07, 4,423,934.99 and 1,755,534.17 is: 2,422,637.09
Step by Step Solution
- Step 1: Write the proportion equation
3,205,750.07 : 4,423,934.99 = 1,755,534.17 : x - Step 2: Convert to fraction form
3,205,750.07/4,423,934.99 = 1,755,534.17/x - Step 3: Cross multiply
3,205,750.07x = 4,423,934.99 × 1,755,534.17 - Step 4: Simplify right side
3,205,750.07x = 7,766,369,009,906.26 - Step 5: Solve for x
x = 7,766,369,009,906.26/3,205,750.07 - Step 6: Final answer
x = 2,422,637.09
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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.