Finding the Fourth Proportional to 1,582,989.16, 2,374,450.44 and 384,917.62
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Solution
The fourth proportional to 1,582,989.16, 2,374,450.44 and 384,917.62 is: 577,368.33
Step by Step Solution
- Step 1: Write the proportion equation
1,582,989.16 : 2,374,450.44 = 384,917.62 : x - Step 2: Convert to fraction form
1,582,989.16/2,374,450.44 = 384,917.62/x - Step 3: Cross multiply
1,582,989.16x = 2,374,450.44 × 384,917.62 - Step 4: Simplify right side
1,582,989.16x = 913,967,812,172.75 - Step 5: Solve for x
x = 913,967,812,172.75/1,582,989.16 - Step 6: Final answer
x = 577,368.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.