Finding the Fourth Proportional to 2,848,880.41, 3,931,305.64 and 1,559,473.81
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Solution
The fourth proportional to 2,848,880.41, 3,931,305.64 and 1,559,473.81 is: 2,151,992.12
Step by Step Solution
- Step 1: Write the proportion equation
2,848,880.41 : 3,931,305.64 = 1,559,473.81 : x - Step 2: Convert to fraction form
2,848,880.41/3,931,305.64 = 1,559,473.81/x - Step 3: Cross multiply
2,848,880.41x = 3,931,305.64 × 1,559,473.81 - Step 4: Simplify right side
2,848,880.41x = 6,130,768,184,685.29 - Step 5: Solve for x
x = 6,130,768,184,685.29/2,848,880.41 - Step 6: Final answer
x = 2,151,992.12
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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.