Finding the Fourth Proportional to 5,505,403.18, 8,258,187.82 and 1,911,284.32
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Solution
The fourth proportional to 5,505,403.18, 8,258,187.82 and 1,911,284.32 is: 2,866,955.31
Step by Step Solution
- Step 1: Write the proportion equation
5,505,403.18 : 8,258,187.82 = 1,911,284.32 : x - Step 2: Convert to fraction form
5,505,403.18/8,258,187.82 = 1,911,284.32/x - Step 3: Cross multiply
5,505,403.18x = 8,258,187.82 × 1,911,284.32 - Step 4: Simplify right side
5,505,403.18x = 15,783,744,891,980.98 - Step 5: Solve for x
x = 15,783,744,891,980.98/5,505,403.18 - Step 6: Final answer
x = 2,866,955.31
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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.