Finding the Fourth Proportional to 3,613,153.44, 5,415,005.52 and 1,480,740.96
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Solution
The fourth proportional to 3,613,153.44, 5,415,005.52 and 1,480,740.96 is: 2,219,175.19
Step by Step Solution
- Step 1: Write the proportion equation
3,613,153.44 : 5,415,005.52 = 1,480,740.96 : x - Step 2: Convert to fraction form
3,613,153.44/5,415,005.52 = 1,480,740.96/x - Step 3: Cross multiply
3,613,153.44x = 5,415,005.52 × 1,480,740.96 - Step 4: Simplify right side
3,613,153.44x = 8,018,220,472,090.10 - Step 5: Solve for x
x = 8,018,220,472,090.10/3,613,153.44 - Step 6: Final answer
x = 2,219,175.19
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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.