Finding the Fourth Proportional to 5,205,032.44, 7,183,394.22 and 2,913,160.12
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Solution
The fourth proportional to 5,205,032.44, 7,183,394.22 and 2,913,160.12 is: 4,020,412.52
Step by Step Solution
- Step 1: Write the proportion equation
5,205,032.44 : 7,183,394.22 = 2,913,160.12 : x - Step 2: Convert to fraction form
5,205,032.44/7,183,394.22 = 2,913,160.12/x - Step 3: Cross multiply
5,205,032.44x = 7,183,394.22 × 2,913,160.12 - Step 4: Simplify right side
5,205,032.44x = 20,926,377,567,942.51 - Step 5: Solve for x
x = 20,926,377,567,942.51/5,205,032.44 - Step 6: Final answer
x = 4,020,412.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.