Finding the Fourth Proportional to 1,114,645.68, 1,538,848.67 and 733,779.63
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Solution
The fourth proportional to 1,114,645.68, 1,538,848.67 and 733,779.63 is: 1,013,035.64
Step by Step Solution
- Step 1: Write the proportion equation
1,114,645.68 : 1,538,848.67 = 733,779.63 : x - Step 2: Convert to fraction form
1,114,645.68/1,538,848.67 = 733,779.63/x - Step 3: Cross multiply
1,114,645.68x = 1,538,848.67 × 733,779.63 - Step 4: Simplify right side
1,114,645.68x = 1,129,175,804,029.69 - Step 5: Solve for x
x = 1,129,175,804,029.69/1,114,645.68 - Step 6: Final answer
x = 1,013,035.64
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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.