Finding the Fourth Proportional to 1,546,886.76, 2,134,704.74 and 858,558.88
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Solution
The fourth proportional to 1,546,886.76, 2,134,704.74 and 858,558.88 is: 1,184,811.82
Step by Step Solution
- Step 1: Write the proportion equation
1,546,886.76 : 2,134,704.74 = 858,558.88 : x - Step 2: Convert to fraction form
1,546,886.76/2,134,704.74 = 858,558.88/x - Step 3: Cross multiply
1,546,886.76x = 2,134,704.74 × 858,558.88 - Step 4: Simplify right side
1,546,886.76x = 1,832,769,710,705.09 - Step 5: Solve for x
x = 1,832,769,710,705.09/1,546,886.76 - Step 6: Final answer
x = 1,184,811.82
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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.