Finding the Fourth Proportional to 4,176,031.80, 6,264,047.70 and 2,958,310.20
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Solution
The fourth proportional to 4,176,031.80, 6,264,047.70 and 2,958,310.20 is: 4,437,465.30
Step by Step Solution
- Step 1: Write the proportion equation
4,176,031.80 : 6,264,047.70 = 2,958,310.20 : x - Step 2: Convert to fraction form
4,176,031.80/6,264,047.70 = 2,958,310.20/x - Step 3: Cross multiply
4,176,031.80x = 6,264,047.70 × 2,958,310.20 - Step 4: Simplify right side
4,176,031.80x = 18,530,996,204,196.54 - Step 5: Solve for x
x = 18,530,996,204,196.54/4,176,031.80 - Step 6: Final answer
x = 4,437,465.30
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1.5x scale
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.