Finding the Fourth Proportional to 1,925,117.70, 2,887,676.55 and 1,831,805.70
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Solution
The fourth proportional to 1,925,117.70, 2,887,676.55 and 1,831,805.70 is: 2,747,708.55
Step by Step Solution
- Step 1: Write the proportion equation
1,925,117.70 : 2,887,676.55 = 1,831,805.70 : x - Step 2: Convert to fraction form
1,925,117.70/2,887,676.55 = 1,831,805.70/x - Step 3: Cross multiply
1,925,117.70x = 2,887,676.55 × 1,831,805.70 - Step 4: Simplify right side
1,925,117.70x = 5,289,662,364,046.34 - Step 5: Solve for x
x = 5,289,662,364,046.34/1,925,117.70 - Step 6: Final answer
x = 2,747,708.55
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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.