Finding the Fourth Proportional to 2,201,487.40, 3,302,231.10 and 1,563,758.20
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Solution
The fourth proportional to 2,201,487.40, 3,302,231.10 and 1,563,758.20 is: 2,345,637.30
Step by Step Solution
- Step 1: Write the proportion equation
2,201,487.40 : 3,302,231.10 = 1,563,758.20 : x - Step 2: Convert to fraction form
2,201,487.40/3,302,231.10 = 1,563,758.20/x - Step 3: Cross multiply
2,201,487.40x = 3,302,231.10 × 1,563,758.20 - Step 4: Simplify right side
2,201,487.40x = 5,163,890,960,920.02 - Step 5: Solve for x
x = 5,163,890,960,920.02/2,201,487.40 - Step 6: Final answer
x = 2,345,637.30
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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.