Finding the Fourth Proportional to 4,154,704.10, 6,232,542.15 and 1,315,103.30
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Solution
The fourth proportional to 4,154,704.10, 6,232,542.15 and 1,315,103.30 is: 1,972,808.79
Step by Step Solution
- Step 1: Write the proportion equation
4,154,704.10 : 6,232,542.15 = 1,315,103.30 : x - Step 2: Convert to fraction form
4,154,704.10/6,232,542.15 = 1,315,103.30/x - Step 3: Cross multiply
4,154,704.10x = 6,232,542.15 × 1,315,103.30 - Step 4: Simplify right side
4,154,704.10x = 8,196,436,748,854.10 - Step 5: Solve for x
x = 8,196,436,748,854.10/4,154,704.10 - Step 6: Final answer
x = 1,972,808.79
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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.