Finding the Fourth Proportional to 2,884,234.80, 4,326,352.20 and 2,427,589.20
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Solution
The fourth proportional to 2,884,234.80, 4,326,352.20 and 2,427,589.20 is: 3,641,383.80
Step by Step Solution
- Step 1: Write the proportion equation
2,884,234.80 : 4,326,352.20 = 2,427,589.20 : x - Step 2: Convert to fraction form
2,884,234.80/4,326,352.20 = 2,427,589.20/x - Step 3: Cross multiply
2,884,234.80x = 4,326,352.20 × 2,427,589.20 - Step 4: Simplify right side
2,884,234.80x = 10,502,605,876,116.24 - Step 5: Solve for x
x = 10,502,605,876,116.24/2,884,234.80 - Step 6: Final answer
x = 3,641,383.80
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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.