Finding the Fourth Proportional to 1,738,291.20, 2,608,603.20 and 1,027,564.80
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Solution
The fourth proportional to 1,738,291.20, 2,608,603.20 and 1,027,564.80 is: 1,542,036.70
Step by Step Solution
- Step 1: Write the proportion equation
1,738,291.20 : 2,608,603.20 = 1,027,564.80 : x - Step 2: Convert to fraction form
1,738,291.20/2,608,603.20 = 1,027,564.80/x - Step 3: Cross multiply
1,738,291.20x = 2,608,603.20 × 1,027,564.80 - Step 4: Simplify right side
1,738,291.20x = 2,680,508,825,487.36 - Step 5: Solve for x
x = 2,680,508,825,487.36/1,738,291.20 - Step 6: Final answer
x = 1,542,036.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.