Finding the Fourth Proportional to 3,258,131.80, 4,887,924.30 and 1,069,798.94
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Solution
The fourth proportional to 3,258,131.80, 4,887,924.30 and 1,069,798.94 is: 1,604,936.99
Step by Step Solution
- Step 1: Write the proportion equation
3,258,131.80 : 4,887,924.30 = 1,069,798.94 : x - Step 2: Convert to fraction form
3,258,131.80/4,887,924.30 = 1,069,798.94/x - Step 3: Cross multiply
3,258,131.80x = 4,887,924.30 × 1,069,798.94 - Step 4: Simplify right side
3,258,131.80x = 5,229,096,234,940.24 - Step 5: Solve for x
x = 5,229,096,234,940.24/3,258,131.80 - Step 6: Final answer
x = 1,604,936.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.