Finding the Fourth Proportional to 1,247,448.06, 1,871,402.94 and 394,734.06
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Solution
The fourth proportional to 1,247,448.06, 1,871,402.94 and 394,734.06 is: 592,174.14
Step by Step Solution
- Step 1: Write the proportion equation
1,247,448.06 : 1,871,402.94 = 394,734.06 : x - Step 2: Convert to fraction form
1,247,448.06/1,871,402.94 = 394,734.06/x - Step 3: Cross multiply
1,247,448.06x = 1,871,402.94 × 394,734.06 - Step 4: Simplify right side
1,247,448.06x = 738,706,480,402.14 - Step 5: Solve for x
x = 738,706,480,402.14/1,247,448.06 - Step 6: Final answer
x = 592,174.14
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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.