Finding the Fourth Proportional to 2,214,687.08, 3,321,768.18 and 718,779.08
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Solution
The fourth proportional to 2,214,687.08, 3,321,768.18 and 718,779.08 is: 1,078,083.44
Step by Step Solution
- Step 1: Write the proportion equation
2,214,687.08 : 3,321,768.18 = 718,779.08 : x - Step 2: Convert to fraction form
2,214,687.08/3,321,768.18 = 718,779.08/x - Step 3: Cross multiply
2,214,687.08x = 3,321,768.18 × 718,779.08 - Step 4: Simplify right side
2,214,687.08x = 2,387,617,476,393.67 - Step 5: Solve for x
x = 2,387,617,476,393.67/2,214,687.08 - Step 6: Final answer
x = 1,078,083.44
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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.