Finding the Fourth Proportional to 4,018,375.20, 6,028,393.20 and 1,322,862.12
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Solution
The fourth proportional to 4,018,375.20, 6,028,393.20 and 1,322,862.12 is: 1,984,566.55
Step by Step Solution
- Step 1: Write the proportion equation
4,018,375.20 : 6,028,393.20 = 1,322,862.12 : x - Step 2: Convert to fraction form
4,018,375.20/6,028,393.20 = 1,322,862.12/x - Step 3: Cross multiply
4,018,375.20x = 6,028,393.20 × 1,322,862.12 - Step 4: Simplify right side
4,018,375.20x = 7,974,733,008,745.59 - Step 5: Solve for x
x = 7,974,733,008,745.59/4,018,375.20 - Step 6: Final answer
x = 1,984,566.55
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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.