Finding the Fourth Proportional to 1,925,114.56, 2,655,495.84 and 1,236,554.62
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Solution
The fourth proportional to 1,925,114.56, 2,655,495.84 and 1,236,554.62 is: 1,705,698.83
Step by Step Solution
- Step 1: Write the proportion equation
1,925,114.56 : 2,655,495.84 = 1,236,554.62 : x - Step 2: Convert to fraction form
1,925,114.56/2,655,495.84 = 1,236,554.62/x - Step 3: Cross multiply
1,925,114.56x = 2,655,495.84 × 1,236,554.62 - Step 4: Simplify right side
1,925,114.56x = 3,283,665,649,342.78 - Step 5: Solve for x
x = 3,283,665,649,342.78/1,925,114.56 - Step 6: Final answer
x = 1,705,698.83
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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.