Finding the Fourth Proportional to 4,188,149.74, 6,283,208.76 and 1,348,155.28
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Solution
The fourth proportional to 4,188,149.74, 6,283,208.76 and 1,348,155.28 is: 2,022,549.72
Step by Step Solution
- Step 1: Write the proportion equation
4,188,149.74 : 6,283,208.76 = 1,348,155.28 : x - Step 2: Convert to fraction form
4,188,149.74/6,283,208.76 = 1,348,155.28/x - Step 3: Cross multiply
4,188,149.74x = 6,283,208.76 × 1,348,155.28 - Step 4: Simplify right side
4,188,149.74x = 8,470,741,065,136.25 - Step 5: Solve for x
x = 8,470,741,065,136.25/4,188,149.74 - Step 6: Final answer
x = 2,022,549.72
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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.