Finding the Fourth Proportional to 1,810,257.75, 2,498,157.35 and 994,514.28
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Solution
The fourth proportional to 1,810,257.75, 2,498,157.35 and 994,514.28 is: 1,372,430.61
Step by Step Solution
- Step 1: Write the proportion equation
1,810,257.75 : 2,498,157.35 = 994,514.28 : x - Step 2: Convert to fraction form
1,810,257.75/2,498,157.35 = 994,514.28/x - Step 3: Cross multiply
1,810,257.75x = 2,498,157.35 × 994,514.28 - Step 4: Simplify right side
1,810,257.75x = 2,484,453,153,289.39 - Step 5: Solve for x
x = 2,484,453,153,289.39/1,810,257.75 - Step 6: Final answer
x = 1,372,430.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.