Finding the Fourth Proportional to 1,892,007.36, 2,610,626.37 and 1,117,764.26
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Solution
The fourth proportional to 1,892,007.36, 2,610,626.37 and 1,117,764.26 is: 1,542,311.58
Step by Step Solution
- Step 1: Write the proportion equation
1,892,007.36 : 2,610,626.37 = 1,117,764.26 : x - Step 2: Convert to fraction form
1,892,007.36/2,610,626.37 = 1,117,764.26/x - Step 3: Cross multiply
1,892,007.36x = 2,610,626.37 × 1,117,764.26 - Step 4: Simplify right side
1,892,007.36x = 2,918,064,852,599.54 - Step 5: Solve for x
x = 2,918,064,852,599.54/1,892,007.36 - Step 6: Final answer
x = 1,542,311.58
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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.