Finding the Fourth Proportional to 1,058,186.57, 1,460,255.99 and 628,455.65
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Solution
The fourth proportional to 1,058,186.57, 1,460,255.99 and 628,455.65 is: 867,244.16
Step by Step Solution
- Step 1: Write the proportion equation
1,058,186.57 : 1,460,255.99 = 628,455.65 : x - Step 2: Convert to fraction form
1,058,186.57/1,460,255.99 = 628,455.65/x - Step 3: Cross multiply
1,058,186.57x = 1,460,255.99 × 628,455.65 - Step 4: Simplify right side
1,058,186.57x = 917,706,116,918.29 - Step 5: Solve for x
x = 917,706,116,918.29/1,058,186.57 - Step 6: Final answer
x = 867,244.16
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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.