Finding the Fourth Proportional to 1,641,674.70, 2,460,438.45 and 798,410.70
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Solution
The fourth proportional to 1,641,674.70, 2,460,438.45 and 798,410.70 is: 1,196,607.58
Step by Step Solution
- Step 1: Write the proportion equation
1,641,674.70 : 2,460,438.45 = 798,410.70 : x - Step 2: Convert to fraction form
1,641,674.70/2,460,438.45 = 798,410.70/x - Step 3: Cross multiply
1,641,674.70x = 2,460,438.45 × 798,410.70 - Step 4: Simplify right side
1,641,674.70x = 1,964,440,385,171.42 - Step 5: Solve for x
x = 1,964,440,385,171.42/1,641,674.70 - Step 6: Final answer
x = 1,196,607.58
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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.