Finding the Fourth Proportional to 1,057,453.18, 1,459,287.24 and 574,018.65
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Solution
The fourth proportional to 1,057,453.18, 1,459,287.24 and 574,018.65 is: 792,146.75
Step by Step Solution
- Step 1: Write the proportion equation
1,057,453.18 : 1,459,287.24 = 574,018.65 : x - Step 2: Convert to fraction form
1,057,453.18/1,459,287.24 = 574,018.65/x - Step 3: Cross multiply
1,057,453.18x = 1,459,287.24 × 574,018.65 - Step 4: Simplify right side
1,057,453.18x = 837,658,095,115.24 - Step 5: Solve for x
x = 837,658,095,115.24/1,057,453.18 - Step 6: Final answer
x = 792,146.75
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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.