Finding the Fourth Proportional to 5,394,129.81, 8,094,386.84 and 1,984,810.48
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Solution
The fourth proportional to 5,394,129.81, 8,094,386.84 and 1,984,810.48 is: 2,978,390.28
Step by Step Solution
- Step 1: Write the proportion equation
5,394,129.81 : 8,094,386.84 = 1,984,810.48 : x - Step 2: Convert to fraction form
5,394,129.81/8,094,386.84 = 1,984,810.48/x - Step 3: Cross multiply
5,394,129.81x = 8,094,386.84 × 1,984,810.48 - Step 4: Simplify right side
5,394,129.81x = 16,065,823,799,046.06 - Step 5: Solve for x
x = 16,065,823,799,046.06/5,394,129.81 - Step 6: Final answer
x = 2,978,390.28
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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.