Finding the Fourth Proportional to 1,058,435.28, 1,460,668.68 and 605,872.08
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Solution
The fourth proportional to 1,058,435.28, 1,460,668.68 and 605,872.08 is: 836,119.49
Step by Step Solution
- Step 1: Write the proportion equation
1,058,435.28 : 1,460,668.68 = 605,872.08 : x - Step 2: Convert to fraction form
1,058,435.28/1,460,668.68 = 605,872.08/x - Step 3: Cross multiply
1,058,435.28x = 1,460,668.68 × 605,872.08 - Step 4: Simplify right side
1,058,435.28x = 884,978,371,342.45 - Step 5: Solve for x
x = 884,978,371,342.45/1,058,435.28 - Step 6: Final answer
x = 836,119.49
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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.