Finding the Fourth Proportional to 1,058,436.28, 1,460,670.06 and 605,873.08
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Solution
The fourth proportional to 1,058,436.28, 1,460,670.06 and 605,873.08 is: 836,120.87
Step by Step Solution
- Step 1: Write the proportion equation
1,058,436.28 : 1,460,670.06 = 605,873.08 : x - Step 2: Convert to fraction form
1,058,436.28/1,460,670.06 = 605,873.08/x - Step 3: Cross multiply
1,058,436.28x = 1,460,670.06 × 605,873.08 - Step 4: Simplify right side
1,058,436.28x = 884,980,668,115.99 - Step 5: Solve for x
x = 884,980,668,115.99/1,058,436.28 - Step 6: Final answer
x = 836,120.87
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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.