Finding the Fourth Proportional to 2,202,402.12, 3,039,335.66 and 1,235,553.17
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Solution
The fourth proportional to 2,202,402.12, 3,039,335.66 and 1,235,553.17 is: 1,705,075.00
Step by Step Solution
- Step 1: Write the proportion equation
2,202,402.12 : 3,039,335.66 = 1,235,553.17 : x - Step 2: Convert to fraction form
2,202,402.12/3,039,335.66 = 1,235,553.17/x - Step 3: Cross multiply
2,202,402.12x = 3,039,335.66 × 1,235,553.17 - Step 4: Simplify right side
2,202,402.12x = 3,755,260,788,032.60 - Step 5: Solve for x
x = 3,755,260,788,032.60/2,202,402.12 - Step 6: Final answer
x = 1,705,075.00
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1.5x scale
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.