Finding the Fourth Proportional to 2,460,374.40, 3,690,561.60 and 687,446.40
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Solution
The fourth proportional to 2,460,374.40, 3,690,561.60 and 687,446.40 is: 1,031,169.60
Step by Step Solution
- Step 1: Write the proportion equation
2,460,374.40 : 3,690,561.60 = 687,446.40 : x - Step 2: Convert to fraction form
2,460,374.40/3,690,561.60 = 687,446.40/x - Step 3: Cross multiply
2,460,374.40x = 3,690,561.60 × 687,446.40 - Step 4: Simplify right side
2,460,374.40x = 2,537,063,285,898.24 - Step 5: Solve for x
x = 2,537,063,285,898.24/2,460,374.40 - Step 6: Final answer
x = 1,031,169.60
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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.