Finding the Fourth Proportional to 5,354,888.64, 8,033,907.54 and 2,158,369.44
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Solution
The fourth proportional to 5,354,888.64, 8,033,907.54 and 2,158,369.44 is: 3,238,188.82
Step by Step Solution
- Step 1: Write the proportion equation
5,354,888.64 : 8,033,907.54 = 2,158,369.44 : x - Step 2: Convert to fraction form
5,354,888.64/8,033,907.54 = 2,158,369.44/x - Step 3: Cross multiply
5,354,888.64x = 8,033,907.54 × 2,158,369.44 - Step 4: Simplify right side
5,354,888.64x = 17,340,140,518,121.58 - Step 5: Solve for x
x = 17,340,140,518,121.58/5,354,888.64 - Step 6: Final answer
x = 3,238,188.82
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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.