Finding the Fourth Proportional to 3,235,618.98, 4,465,247.68 and 1,785,407.84
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Solution
The fourth proportional to 3,235,618.98, 4,465,247.68 and 1,785,407.84 is: 2,463,914.40
Step by Step Solution
- Step 1: Write the proportion equation
3,235,618.98 : 4,465,247.68 = 1,785,407.84 : x - Step 2: Convert to fraction form
3,235,618.98/4,465,247.68 = 1,785,407.84/x - Step 3: Cross multiply
3,235,618.98x = 4,465,247.68 × 1,785,407.84 - Step 4: Simplify right side
3,235,618.98x = 7,972,288,212,064.01 - Step 5: Solve for x
x = 7,972,288,212,064.01/3,235,618.98 - Step 6: Final answer
x = 2,463,914.40
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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.