Finding the Fourth Proportional to 1,476,753.70, 2,215,130.55 and 804,907.30
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Solution
The fourth proportional to 1,476,753.70, 2,215,130.55 and 804,907.30 is: 1,207,360.95
Step by Step Solution
- Step 1: Write the proportion equation
1,476,753.70 : 2,215,130.55 = 804,907.30 : x - Step 2: Convert to fraction form
1,476,753.70/2,215,130.55 = 804,907.30/x - Step 3: Cross multiply
1,476,753.70x = 2,215,130.55 × 804,907.30 - Step 4: Simplify right side
1,476,753.70x = 1,782,974,750,148.02 - Step 5: Solve for x
x = 1,782,974,750,148.02/1,476,753.70 - Step 6: Final answer
x = 1,207,360.95
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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.