Finding the Fourth Proportional to 1,619,913.24, 2,235,501.72 and 894,759.12
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Solution
The fourth proportional to 1,619,913.24, 2,235,501.72 and 894,759.12 is: 1,234,779.43
Step by Step Solution
- Step 1: Write the proportion equation
1,619,913.24 : 2,235,501.72 = 894,759.12 : x - Step 2: Convert to fraction form
1,619,913.24/2,235,501.72 = 894,759.12/x - Step 3: Cross multiply
1,619,913.24x = 2,235,501.72 × 894,759.12 - Step 4: Simplify right side
1,619,913.24x = 2,000,235,551,745.69 - Step 5: Solve for x
x = 2,000,235,551,745.69/1,619,913.24 - Step 6: Final answer
x = 1,234,779.43
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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.