Finding the Fourth Proportional to 2,316,739.12, 3,193,556.02 and 1,626,474.53
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Solution
The fourth proportional to 2,316,739.12, 3,193,556.02 and 1,626,474.53 is: 2,242,046.80
Step by Step Solution
- Step 1: Write the proportion equation
2,316,739.12 : 3,193,556.02 = 1,626,474.53 : x - Step 2: Convert to fraction form
2,316,739.12/3,193,556.02 = 1,626,474.53/x - Step 3: Cross multiply
2,316,739.12x = 3,193,556.02 × 1,626,474.53 - Step 4: Simplify right side
2,316,739.12x = 5,194,237,530,575.87 - Step 5: Solve for x
x = 5,194,237,530,575.87/2,316,739.12 - Step 6: Final answer
x = 2,242,046.80
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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.