Finding the Fourth Proportional to 3,351,633.30, 5,027,449.95 and 1,330,359.30
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Solution
The fourth proportional to 3,351,633.30, 5,027,449.95 and 1,330,359.30 is: 1,995,538.95
Step by Step Solution
- Step 1: Write the proportion equation
3,351,633.30 : 5,027,449.95 = 1,330,359.30 : x - Step 2: Convert to fraction form
3,351,633.30/5,027,449.95 = 1,330,359.30/x - Step 3: Cross multiply
3,351,633.30x = 5,027,449.95 × 1,330,359.30 - Step 4: Simplify right side
3,351,633.30x = 6,688,314,796,267.04 - Step 5: Solve for x
x = 6,688,314,796,267.04/3,351,633.30 - Step 6: Final answer
x = 1,995,538.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.