Finding the Fourth Proportional to 980,087.49, 1,352,587.92 and 544,557.36
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Solution
The fourth proportional to 980,087.49, 1,352,587.92 and 544,557.36 is: 751,526.49
Step by Step Solution
- Step 1: Write the proportion equation
980,087.49 : 1,352,587.92 = 544,557.36 : x - Step 2: Convert to fraction form
980,087.49/1,352,587.92 = 544,557.36/x - Step 3: Cross multiply
980,087.49x = 1,352,587.92 × 544,557.36 - Step 4: Simplify right side
980,087.49x = 736,561,706,883.09 - Step 5: Solve for x
x = 736,561,706,883.09/980,087.49 - Step 6: Final answer
x = 751,526.49
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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.