Finding the Fourth Proportional to 1,036,647.92, 1,551,460.80 and 637,541.84
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Solution
The fourth proportional to 1,036,647.92, 1,551,460.80 and 637,541.84 is: 954,153.43
Step by Step Solution
- Step 1: Write the proportion equation
1,036,647.92 : 1,551,460.80 = 637,541.84 : x - Step 2: Convert to fraction form
1,036,647.92/1,551,460.80 = 637,541.84/x - Step 3: Cross multiply
1,036,647.92x = 1,551,460.80 × 637,541.84 - Step 4: Simplify right side
1,036,647.92x = 989,121,173,119.87 - Step 5: Solve for x
x = 989,121,173,119.87/1,036,647.92 - Step 6: Final answer
x = 954,153.43
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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.