Finding the Fourth Proportional to 987,192.33, 1,362,091.10 and 600,000.99
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Solution
The fourth proportional to 987,192.33, 1,362,091.10 and 600,000.99 is: 827,858.95
Step by Step Solution
- Step 1: Write the proportion equation
987,192.33 : 1,362,091.10 = 600,000.99 : x - Step 2: Convert to fraction form
987,192.33/1,362,091.10 = 600,000.99/x - Step 3: Cross multiply
987,192.33x = 1,362,091.10 × 600,000.99 - Step 4: Simplify right side
987,192.33x = 817,256,005,470.18 - Step 5: Solve for x
x = 817,256,005,470.18/987,192.33 - Step 6: Final answer
x = 827,858.95
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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.