Finding the Fourth Proportional to 1,546,885.76, 2,134,703.36 and 858,557.88
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Solution
The fourth proportional to 1,546,885.76, 2,134,703.36 and 858,557.88 is: 1,184,810.44
Step by Step Solution
- Step 1: Write the proportion equation
1,546,885.76 : 2,134,703.36 = 858,557.88 : x - Step 2: Convert to fraction form
1,546,885.76/2,134,703.36 = 858,557.88/x - Step 3: Cross multiply
1,546,885.76x = 2,134,703.36 × 858,557.88 - Step 4: Simplify right side
1,546,885.76x = 1,832,766,393,336.87 - Step 5: Solve for x
x = 1,832,766,393,336.87/1,546,885.76 - Step 6: Final answer
x = 1,184,810.44
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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.