Finding the Fourth Proportional to 1,559,514.80, 2,152,029.18 and 906,082.94
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Solution
The fourth proportional to 1,559,514.80, 2,152,029.18 and 906,082.94 is: 1,250,335.63
Step by Step Solution
- Step 1: Write the proportion equation
1,559,514.80 : 2,152,029.18 = 906,082.94 : x - Step 2: Convert to fraction form
1,559,514.80/2,152,029.18 = 906,082.94/x - Step 3: Cross multiply
1,559,514.80x = 2,152,029.18 × 906,082.94 - Step 4: Simplify right side
1,559,514.80x = 1,949,916,926,380.19 - Step 5: Solve for x
x = 1,949,916,926,380.19/1,559,514.80 - Step 6: Final answer
x = 1,250,335.63
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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.