Finding the Fourth Proportional to 1,738,338.30, 2,607,507.45 and 476,163.90
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Solution
The fourth proportional to 1,738,338.30, 2,607,507.45 and 476,163.90 is: 714,245.85
Step by Step Solution
- Step 1: Write the proportion equation
1,738,338.30 : 2,607,507.45 = 476,163.90 : x - Step 2: Convert to fraction form
1,738,338.30/2,607,507.45 = 476,163.90/x - Step 3: Cross multiply
1,738,338.30x = 2,607,507.45 × 476,163.90 - Step 4: Simplify right side
1,738,338.30x = 1,241,600,916,671.06 - Step 5: Solve for x
x = 1,241,600,916,671.06/1,738,338.30 - Step 6: Final answer
x = 714,245.85
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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.