Finding the Fourth Proportional to 6,394,990.17, 9,575,295.84 and 4,871,415
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Solution
The fourth proportional to 6,394,990.17, 9,575,295.84 and 4,871,415 is: 7,294,028.38
Step by Step Solution
- Step 1: Write the proportion equation
6,394,990.17 : 9,575,295.84 = 4,871,415 : x - Step 2: Convert to fraction form
6,394,990.17/9,575,295.84 = 4,871,415/x - Step 3: Cross multiply
6,394,990.17x = 9,575,295.84 × 4,871,415 - Step 4: Simplify right side
6,394,990.17x = 46,645,239,784,413.60 - Step 5: Solve for x
x = 46,645,239,784,413.60/6,394,990.17 - Step 6: Final answer
x = 7,294,028.38
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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.