Finding the Fourth Proportional to 4,374,067.60, 6,561,101.40 and 3,775,704.40
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Solution
The fourth proportional to 4,374,067.60, 6,561,101.40 and 3,775,704.40 is: 5,663,556.60
Step by Step Solution
- Step 1: Write the proportion equation
4,374,067.60 : 6,561,101.40 = 3,775,704.40 : x - Step 2: Convert to fraction form
4,374,067.60/6,561,101.40 = 3,775,704.40/x - Step 3: Cross multiply
4,374,067.60x = 6,561,101.40 × 3,775,704.40 - Step 4: Simplify right side
4,374,067.60x = 24,772,779,424,826.16 - Step 5: Solve for x
x = 24,772,779,424,826.16/4,374,067.60 - Step 6: Final answer
x = 5,663,556.60
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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.