Finding the Fourth Proportional to 1,842,634.20, 2,765,700.90 and 1,134,046.20
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Solution
The fourth proportional to 1,842,634.20, 2,765,700.90 and 1,134,046.20 is: 1,702,146.09
Step by Step Solution
- Step 1: Write the proportion equation
1,842,634.20 : 2,765,700.90 = 1,134,046.20 : x - Step 2: Convert to fraction form
1,842,634.20/2,765,700.90 = 1,134,046.20/x - Step 3: Cross multiply
1,842,634.20x = 2,765,700.90 × 1,134,046.20 - Step 4: Simplify right side
1,842,634.20x = 3,136,432,595,981.58 - Step 5: Solve for x
x = 3,136,432,595,981.58/1,842,634.20 - Step 6: Final answer
x = 1,702,146.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.