Finding the Fourth Proportional to 1,762,355.08, 2,432,170.20 and 998,414.92
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Solution
The fourth proportional to 1,762,355.08, 2,432,170.20 and 998,414.92 is: 1,377,880.68
Step by Step Solution
- Step 1: Write the proportion equation
1,762,355.08 : 2,432,170.20 = 998,414.92 : x - Step 2: Convert to fraction form
1,762,355.08/2,432,170.20 = 998,414.92/x - Step 3: Cross multiply
1,762,355.08x = 2,432,170.20 × 998,414.92 - Step 4: Simplify right side
1,762,355.08x = 2,428,315,015,659.38 - Step 5: Solve for x
x = 2,428,315,015,659.38/1,762,355.08 - Step 6: Final answer
x = 1,377,880.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.