Finding the Fourth Proportional to 6,252,415.60, 9,378,623.40 and 3,063,769.60
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Solution
The fourth proportional to 6,252,415.60, 9,378,623.40 and 3,063,769.60 is: 4,595,654.40
Step by Step Solution
- Step 1: Write the proportion equation
6,252,415.60 : 9,378,623.40 = 3,063,769.60 : x - Step 2: Convert to fraction form
6,252,415.60/9,378,623.40 = 3,063,769.60/x - Step 3: Cross multiply
6,252,415.60x = 9,378,623.40 × 3,063,769.60 - Step 4: Simplify right side
6,252,415.60x = 28,733,941,262,768.64 - Step 5: Solve for x
x = 28,733,941,262,768.64/6,252,415.60 - Step 6: Final answer
x = 4,595,654.40
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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.