Finding the Fourth Proportional to 1,476,341.90, 2,213,711.49 and 665,777.92
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Solution
The fourth proportional to 1,476,341.90, 2,213,711.49 and 665,777.92 is: 998,305.50
Step by Step Solution
- Step 1: Write the proportion equation
1,476,341.90 : 2,213,711.49 = 665,777.92 : x - Step 2: Convert to fraction form
1,476,341.90/2,213,711.49 = 665,777.92/x - Step 3: Cross multiply
1,476,341.90x = 2,213,711.49 × 665,777.92 - Step 4: Simplify right side
1,476,341.90x = 1,473,840,231,292.30 - Step 5: Solve for x
x = 1,473,840,231,292.30/1,476,341.90 - Step 6: Final answer
x = 998,305.50
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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.