Finding the Fourth Proportional to 1,519,545.96, 2,279,255.58 and 397,590.12
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Solution
The fourth proportional to 1,519,545.96, 2,279,255.58 and 397,590.12 is: 596,368.60
Step by Step Solution
- Step 1: Write the proportion equation
1,519,545.96 : 2,279,255.58 = 397,590.12 : x - Step 2: Convert to fraction form
1,519,545.96/2,279,255.58 = 397,590.12/x - Step 3: Cross multiply
1,519,545.96x = 2,279,255.58 × 397,590.12 - Step 4: Simplify right side
1,519,545.96x = 906,209,499,562.87 - Step 5: Solve for x
x = 906,209,499,562.87/1,519,545.96 - Step 6: Final answer
x = 596,368.60
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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.