Finding the Fourth Proportional to 1,058,286.48, 1,460,462.40 and 574,879.20
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Solution
The fourth proportional to 1,058,286.48, 1,460,462.40 and 574,879.20 is: 793,347.99
Step by Step Solution
- Step 1: Write the proportion equation
1,058,286.48 : 1,460,462.40 = 574,879.20 : x - Step 2: Convert to fraction form
1,058,286.48/1,460,462.40 = 574,879.20/x - Step 3: Cross multiply
1,058,286.48x = 1,460,462.40 × 574,879.20 - Step 4: Simplify right side
1,058,286.48x = 839,589,456,142.08 - Step 5: Solve for x
x = 839,589,456,142.08/1,058,286.48 - Step 6: Final answer
x = 793,347.99
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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.