Finding the Fourth Proportional to 1,738,983.70, 2,607,260.55 and 1,028,646.10
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Solution
The fourth proportional to 1,738,983.70, 2,607,260.55 and 1,028,646.10 is: 1,542,250.45
Step by Step Solution
- Step 1: Write the proportion equation
1,738,983.70 : 2,607,260.55 = 1,028,646.10 : x - Step 2: Convert to fraction form
1,738,983.70/2,607,260.55 = 1,028,646.10/x - Step 3: Cross multiply
1,738,983.70x = 2,607,260.55 × 1,028,646.10 - Step 4: Simplify right side
1,738,983.70x = 2,681,948,396,441.36 - Step 5: Solve for x
x = 2,681,948,396,441.36/1,738,983.70 - Step 6: Final answer
x = 1,542,250.45
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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.