Finding the Fourth Proportional to 1,980,192.48, 2,970,262.80 and 484,297.44
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Solution
The fourth proportional to 1,980,192.48, 2,970,262.80 and 484,297.44 is: 726,439.82
Step by Step Solution
- Step 1: Write the proportion equation
1,980,192.48 : 2,970,262.80 = 484,297.44 : x - Step 2: Convert to fraction form
1,980,192.48/2,970,262.80 = 484,297.44/x - Step 3: Cross multiply
1,980,192.48x = 2,970,262.80 × 484,297.44 - Step 4: Simplify right side
1,980,192.48x = 1,438,490,670,167.23 - Step 5: Solve for x
x = 1,438,490,670,167.23/1,980,192.48 - Step 6: Final answer
x = 726,439.82
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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.