Finding the Fourth Proportional to 1,625,915.60, 2,243,733.12 and 981,362.96
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Solution
The fourth proportional to 1,625,915.60, 2,243,733.12 and 981,362.96 is: 1,354,262.53
Step by Step Solution
- Step 1: Write the proportion equation
1,625,915.60 : 2,243,733.12 = 981,362.96 : x - Step 2: Convert to fraction form
1,625,915.60/2,243,733.12 = 981,362.96/x - Step 3: Cross multiply
1,625,915.60x = 2,243,733.12 × 981,362.96 - Step 4: Simplify right side
1,625,915.60x = 2,201,916,576,093.24 - Step 5: Solve for x
x = 2,201,916,576,093.24/1,625,915.60 - Step 6: Final answer
x = 1,354,262.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.