Finding the Fourth Proportional to 5,505,415.68, 8,258,206.52 and 1,911,296.76
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Solution
The fourth proportional to 5,505,415.68, 8,258,206.52 and 1,911,296.76 is: 2,866,973.95
Step by Step Solution
- Step 1: Write the proportion equation
5,505,415.68 : 8,258,206.52 = 1,911,296.76 : x - Step 2: Convert to fraction form
5,505,415.68/8,258,206.52 = 1,911,296.76/x - Step 3: Cross multiply
5,505,415.68x = 8,258,206.52 × 1,911,296.76 - Step 4: Simplify right side
5,505,415.68x = 15,783,883,365,086.88 - Step 5: Solve for x
x = 15,783,883,365,086.88/5,505,415.68 - Step 6: Final answer
x = 2,866,973.95
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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.