Finding the Fourth Proportional to 1,880,442.44, 2,595,063.12 and 1,021,055.12
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Solution
The fourth proportional to 1,880,442.44, 2,595,063.12 and 1,021,055.12 is: 1,409,084.60
Step by Step Solution
- Step 1: Write the proportion equation
1,880,442.44 : 2,595,063.12 = 1,021,055.12 : x - Step 2: Convert to fraction form
1,880,442.44/2,595,063.12 = 1,021,055.12/x - Step 3: Cross multiply
1,880,442.44x = 2,595,063.12 × 1,021,055.12 - Step 4: Simplify right side
1,880,442.44x = 2,649,702,485,399.17 - Step 5: Solve for x
x = 2,649,702,485,399.17/1,880,442.44 - Step 6: Final answer
x = 1,409,084.60
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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.