Finding the Fourth Proportional to 3,817,831.44, 5,268,559.92 and 2,098,936.88
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Solution
The fourth proportional to 3,817,831.44, 5,268,559.92 and 2,098,936.88 is: 2,896,506.80
Step by Step Solution
- Step 1: Write the proportion equation
3,817,831.44 : 5,268,559.92 = 2,098,936.88 : x - Step 2: Convert to fraction form
3,817,831.44/5,268,559.92 = 2,098,936.88/x - Step 3: Cross multiply
3,817,831.44x = 5,268,559.92 × 2,098,936.88 - Step 4: Simplify right side
3,817,831.44x = 11,058,374,720,577.85 - Step 5: Solve for x
x = 11,058,374,720,577.85/3,817,831.44 - Step 6: Final answer
x = 2,896,506.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.