Finding the Fourth Proportional to 1,036,229.48, 1,554,553.74 and 437,192.09
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Solution
The fourth proportional to 1,036,229.48, 1,554,553.74 and 437,192.09 is: 655,876.53
Step by Step Solution
- Step 1: Write the proportion equation
1,036,229.48 : 1,554,553.74 = 437,192.09 : x - Step 2: Convert to fraction form
1,036,229.48/1,554,553.74 = 437,192.09/x - Step 3: Cross multiply
1,036,229.48x = 1,554,553.74 × 437,192.09 - Step 4: Simplify right side
1,036,229.48x = 679,638,598,607.92 - Step 5: Solve for x
x = 679,638,598,607.92/1,036,229.48 - Step 6: Final answer
x = 655,876.53
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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.