Finding the Fourth Proportional to 2,070,779.40, 3,106,169.10 and 650,833.20
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Solution
The fourth proportional to 2,070,779.40, 3,106,169.10 and 650,833.20 is: 976,249.80
Step by Step Solution
- Step 1: Write the proportion equation
2,070,779.40 : 3,106,169.10 = 650,833.20 : x - Step 2: Convert to fraction form
2,070,779.40/3,106,169.10 = 650,833.20/x - Step 3: Cross multiply
2,070,779.40x = 3,106,169.10 × 650,833.20 - Step 4: Simplify right side
2,070,779.40x = 2,021,597,975,094.12 - Step 5: Solve for x
x = 2,021,597,975,094.12/2,070,779.40 - Step 6: Final answer
x = 976,249.80
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1.5x scale
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.