Finding the Fourth Proportional to 4,085,134.02, 6,128,685.18 and 1,245,071.52
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Solution
The fourth proportional to 4,085,134.02, 6,128,685.18 and 1,245,071.52 is: 1,867,907.23
Step by Step Solution
- Step 1: Write the proportion equation
4,085,134.02 : 6,128,685.18 = 1,245,071.52 : x - Step 2: Convert to fraction form
4,085,134.02/6,128,685.18 = 1,245,071.52/x - Step 3: Cross multiply
4,085,134.02x = 6,128,685.18 × 1,245,071.52 - Step 4: Simplify right side
4,085,134.02x = 7,630,651,372,664.07 - Step 5: Solve for x
x = 7,630,651,372,664.07/4,085,134.02 - Step 6: Final answer
x = 1,867,907.23
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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.