Finding the Fourth Proportional to 1,551,186.45, 2,326,779.68 and 1,152,605.70
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Solution
The fourth proportional to 1,551,186.45, 2,326,779.68 and 1,152,605.70 is: 1,728,908.55
Step by Step Solution
- Step 1: Write the proportion equation
1,551,186.45 : 2,326,779.68 = 1,152,605.70 : x - Step 2: Convert to fraction form
1,551,186.45/2,326,779.68 = 1,152,605.70/x - Step 3: Cross multiply
1,551,186.45x = 2,326,779.68 × 1,152,605.70 - Step 4: Simplify right side
1,551,186.45x = 2,681,859,516,049.15 - Step 5: Solve for x
x = 2,681,859,516,049.15/1,551,186.45 - Step 6: Final answer
x = 1,728,908.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.