Finding the Fourth Proportional to 1,314,951.68, 1,972,624.68 and 461,872.92
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Solution
The fourth proportional to 1,314,951.68, 1,972,624.68 and 461,872.92 is: 692,878.63
Step by Step Solution
- Step 1: Write the proportion equation
1,314,951.68 : 1,972,624.68 = 461,872.92 : x - Step 2: Convert to fraction form
1,314,951.68/1,972,624.68 = 461,872.92/x - Step 3: Cross multiply
1,314,951.68x = 1,972,624.68 × 461,872.92 - Step 4: Simplify right side
1,314,951.68x = 911,101,921,015.67 - Step 5: Solve for x
x = 911,101,921,015.67/1,314,951.68 - Step 6: Final answer
x = 692,878.63
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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.