Finding the Fourth Proportional to 1,505,538.66, 2,258,311.20 and 1,058,260.96
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Solution
The fourth proportional to 1,505,538.66, 2,258,311.20 and 1,058,260.96 is: 1,587,393.70
Step by Step Solution
- Step 1: Write the proportion equation
1,505,538.66 : 2,258,311.20 = 1,058,260.96 : x - Step 2: Convert to fraction form
1,505,538.66/2,258,311.20 = 1,058,260.96/x - Step 3: Cross multiply
1,505,538.66x = 2,258,311.20 × 1,058,260.96 - Step 4: Simplify right side
1,505,538.66x = 2,389,882,578,490.75 - Step 5: Solve for x
x = 2,389,882,578,490.75/1,505,538.66 - Step 6: Final answer
x = 1,587,393.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.