Finding the Fourth Proportional to 1,351,739.04, 2,027,530.80 and 453,144.48
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Solution
The fourth proportional to 1,351,739.04, 2,027,530.80 and 453,144.48 is: 679,690.65
Step by Step Solution
- Step 1: Write the proportion equation
1,351,739.04 : 2,027,530.80 = 453,144.48 : x - Step 2: Convert to fraction form
1,351,739.04/2,027,530.80 = 453,144.48/x - Step 3: Cross multiply
1,351,739.04x = 2,027,530.80 × 453,144.48 - Step 4: Simplify right side
1,351,739.04x = 918,764,390,049.98 - Step 5: Solve for x
x = 918,764,390,049.98/1,351,739.04 - Step 6: Final answer
x = 679,690.65
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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.