Finding the Fourth Proportional to 1,738,156.80, 2,607,235.20 and 475,982.40
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Solution
The fourth proportional to 1,738,156.80, 2,607,235.20 and 475,982.40 is: 713,973.60
Step by Step Solution
- Step 1: Write the proportion equation
1,738,156.80 : 2,607,235.20 = 475,982.40 : x - Step 2: Convert to fraction form
1,738,156.80/2,607,235.20 = 475,982.40/x - Step 3: Cross multiply
1,738,156.80x = 2,607,235.20 × 475,982.40 - Step 4: Simplify right side
1,738,156.80x = 1,240,998,067,860.48 - Step 5: Solve for x
x = 1,240,998,067,860.48/1,738,156.80 - Step 6: Final answer
x = 713,973.60
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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.