Finding the Fourth Proportional to 1,972,326.22, 2,956,246.96 and 834,378.18
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Solution
The fourth proportional to 1,972,326.22, 2,956,246.96 and 834,378.18 is: 1,250,618.65
Step by Step Solution
- Step 1: Write the proportion equation
1,972,326.22 : 2,956,246.96 = 834,378.18 : x - Step 2: Convert to fraction form
1,972,326.22/2,956,246.96 = 834,378.18/x - Step 3: Cross multiply
1,972,326.22x = 2,956,246.96 × 834,378.18 - Step 4: Simplify right side
1,972,326.22x = 2,466,627,958,115.33 - Step 5: Solve for x
x = 2,466,627,958,115.33/1,972,326.22 - Step 6: Final answer
x = 1,250,618.65
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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.