Finding the Fourth Proportional to 1,473,243.12, 2,209,854.90 and 379,026.24
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Solution
The fourth proportional to 1,473,243.12, 2,209,854.90 and 379,026.24 is: 568,536.84
Step by Step Solution
- Step 1: Write the proportion equation
1,473,243.12 : 2,209,854.90 = 379,026.24 : x - Step 2: Convert to fraction form
1,473,243.12/2,209,854.90 = 379,026.24/x - Step 3: Cross multiply
1,473,243.12x = 2,209,854.90 × 379,026.24 - Step 4: Simplify right side
1,473,243.12x = 837,592,993,692.58 - Step 5: Solve for x
x = 837,592,993,692.58/1,473,243.12 - Step 6: Final answer
x = 568,536.84
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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.