Finding the Fourth Proportional to 2,424,612.60, 3,639,122.10 and 1,227,367.80
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Solution
The fourth proportional to 2,424,612.60, 3,639,122.10 and 1,227,367.80 is: 1,842,166.99
Step by Step Solution
- Step 1: Write the proportion equation
2,424,612.60 : 3,639,122.10 = 1,227,367.80 : x - Step 2: Convert to fraction form
2,424,612.60/3,639,122.10 = 1,227,367.80/x - Step 3: Cross multiply
2,424,612.60x = 3,639,122.10 × 1,227,367.80 - Step 4: Simplify right side
2,424,612.60x = 4,466,541,285,808.38 - Step 5: Solve for x
x = 4,466,541,285,808.38/2,424,612.60 - Step 6: Final answer
x = 1,842,166.99
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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.