Finding the Fourth Proportional to 1,446,319.40, 1,995,936.98 and 826,206.66
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Solution
The fourth proportional to 1,446,319.40, 1,995,936.98 and 826,206.66 is: 1,140,174.45
Step by Step Solution
- Step 1: Write the proportion equation
1,446,319.40 : 1,995,936.98 = 826,206.66 : x - Step 2: Convert to fraction form
1,446,319.40/1,995,936.98 = 826,206.66/x - Step 3: Cross multiply
1,446,319.40x = 1,995,936.98 × 826,206.66 - Step 4: Simplify right side
1,446,319.40x = 1,649,056,421,685.25 - Step 5: Solve for x
x = 1,649,056,421,685.25/1,446,319.40 - Step 6: Final answer
x = 1,140,174.45
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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.