Finding the Fourth Proportional to 1,036,356.18, 1,554,534.26 and 404,827.12
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Solution
The fourth proportional to 1,036,356.18, 1,554,534.26 and 404,827.12 is: 607,240.68
Step by Step Solution
- Step 1: Write the proportion equation
1,036,356.18 : 1,554,534.26 = 404,827.12 : x - Step 2: Convert to fraction form
1,036,356.18/1,554,534.26 = 404,827.12/x - Step 3: Cross multiply
1,036,356.18x = 1,554,534.26 × 404,827.12 - Step 4: Simplify right side
1,036,356.18x = 629,317,627,417.13 - Step 5: Solve for x
x = 629,317,627,417.13/1,036,356.18 - Step 6: Final answer
x = 607,240.68
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1.5x scale
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.