Finding the Fourth Proportional to 1,551,117.46, 2,326,705.36 and 486,135.94
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Solution
The fourth proportional to 1,551,117.46, 2,326,705.36 and 486,135.94 is: 729,213.05
Step by Step Solution
- Step 1: Write the proportion equation
1,551,117.46 : 2,326,705.36 = 486,135.94 : x - Step 2: Convert to fraction form
1,551,117.46/2,326,705.36 = 486,135.94/x - Step 3: Cross multiply
1,551,117.46x = 2,326,705.36 × 486,135.94 - Step 4: Simplify right side
1,551,117.46x = 1,131,095,097,286.64 - Step 5: Solve for x
x = 1,131,095,097,286.64/1,551,117.46 - Step 6: Final answer
x = 729,213.05
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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.