Finding the Fourth Proportional to 1,091,537.28, 1,637,191.44 and 292,900.68
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Solution
The fourth proportional to 1,091,537.28, 1,637,191.44 and 292,900.68 is: 439,320.30
Step by Step Solution
- Step 1: Write the proportion equation
1,091,537.28 : 1,637,191.44 = 292,900.68 : x - Step 2: Convert to fraction form
1,091,537.28/1,637,191.44 = 292,900.68/x - Step 3: Cross multiply
1,091,537.28x = 1,637,191.44 × 292,900.68 - Step 4: Simplify right side
1,091,537.28x = 479,534,486,066.18 - Step 5: Solve for x
x = 479,534,486,066.18/1,091,537.28 - Step 6: Final answer
x = 439,320.30
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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.