Finding the Fourth Proportional to 756,840.52, 1,043,354.64 and 595,415.26
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Solution
The fourth proportional to 756,840.52, 1,043,354.64 and 595,415.26 is: 820,819.26
Step by Step Solution
- Step 1: Write the proportion equation
756,840.52 : 1,043,354.64 = 595,415.26 : x - Step 2: Convert to fraction form
756,840.52/1,043,354.64 = 595,415.26/x - Step 3: Cross multiply
756,840.52x = 1,043,354.64 × 595,415.26 - Step 4: Simplify right side
756,840.52x = 621,229,274,247.81 - Step 5: Solve for x
x = 621,229,274,247.81/756,840.52 - Step 6: Final answer
x = 820,819.26
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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.