Finding the Fourth Proportional to 4,948,095.60, 7,421,106.60 and 2,425,561.20
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Solution
The fourth proportional to 4,948,095.60, 7,421,106.60 and 2,425,561.20 is: 3,637,833.56
Step by Step Solution
- Step 1: Write the proportion equation
4,948,095.60 : 7,421,106.60 = 2,425,561.20 : x - Step 2: Convert to fraction form
4,948,095.60/7,421,106.60 = 2,425,561.20/x - Step 3: Cross multiply
4,948,095.60x = 7,421,106.60 × 2,425,561.20 - Step 4: Simplify right side
4,948,095.60x = 18,000,348,230,023.92 - Step 5: Solve for x
x = 18,000,348,230,023.92/4,948,095.60 - Step 6: Final answer
x = 3,637,833.56
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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.