Finding the Fourth Proportional to 1,051,357.27, 1,577,035.74 and 252,638.81
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Solution
The fourth proportional to 1,051,357.27, 1,577,035.74 and 252,638.81 is: 378,958.18
Step by Step Solution
- Step 1: Write the proportion equation
1,051,357.27 : 1,577,035.74 = 252,638.81 : x - Step 2: Convert to fraction form
1,051,357.27/1,577,035.74 = 252,638.81/x - Step 3: Cross multiply
1,051,357.27x = 1,577,035.74 × 252,638.81 - Step 4: Simplify right side
1,051,357.27x = 398,420,432,681.07 - Step 5: Solve for x
x = 398,420,432,681.07/1,051,357.27 - Step 6: Final answer
x = 378,958.18
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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.