Finding the Fourth Proportional to 3,515,568.48, 5,264,753.40 and 3,174,781.68
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Solution
The fourth proportional to 3,515,568.48, 5,264,753.40 and 3,174,781.68 is: 4,754,406.79
Step by Step Solution
- Step 1: Write the proportion equation
3,515,568.48 : 5,264,753.40 = 3,174,781.68 : x - Step 2: Convert to fraction form
3,515,568.48/5,264,753.40 = 3,174,781.68/x - Step 3: Cross multiply
3,515,568.48x = 5,264,753.40 × 3,174,781.68 - Step 4: Simplify right side
3,515,568.48x = 16,714,442,644,037.71 - Step 5: Solve for x
x = 16,714,442,644,037.71/3,515,568.48 - Step 6: Final answer
x = 4,754,406.79
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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.