Finding the Fourth Proportional to 4,190,584.48, 6,286,281.84 and 1,665,673.12
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Solution
The fourth proportional to 4,190,584.48, 6,286,281.84 and 1,665,673.12 is: 2,498,670.71
Step by Step Solution
- Step 1: Write the proportion equation
4,190,584.48 : 6,286,281.84 = 1,665,673.12 : x - Step 2: Convert to fraction form
4,190,584.48/6,286,281.84 = 1,665,673.12/x - Step 3: Cross multiply
4,190,584.48x = 6,286,281.84 × 1,665,673.12 - Step 4: Simplify right side
4,190,584.48x = 10,470,890,685,632.14 - Step 5: Solve for x
x = 10,470,890,685,632.14/4,190,584.48 - Step 6: Final answer
x = 2,498,670.71
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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.