Finding the Fourth Proportional to 2,636,665.44, 3,632,090.58 and 2,248,216.62
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Solution
The fourth proportional to 2,636,665.44, 3,632,090.58 and 2,248,216.62 is: 3,096,989.96
Step by Step Solution
- Step 1: Write the proportion equation
2,636,665.44 : 3,632,090.58 = 2,248,216.62 : x - Step 2: Convert to fraction form
2,636,665.44/3,632,090.58 = 2,248,216.62/x - Step 3: Cross multiply
2,636,665.44x = 3,632,090.58 × 2,248,216.62 - Step 4: Simplify right side
2,636,665.44x = 8,165,726,407,301.44 - Step 5: Solve for x
x = 8,165,726,407,301.44/2,636,665.44 - Step 6: Final answer
x = 3,096,989.96
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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.