Finding the Fourth Proportional to 7,398,452.36, 11,098,785.70 and 2,280,456.84
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Solution
The fourth proportional to 7,398,452.36, 11,098,785.70 and 2,280,456.84 is: 3,421,026.52
Step by Step Solution
- Step 1: Write the proportion equation
7,398,452.36 : 11,098,785.70 = 2,280,456.84 : x - Step 2: Convert to fraction form
7,398,452.36/11,098,785.70 = 2,280,456.84/x - Step 3: Cross multiply
7,398,452.36x = 11,098,785.70 × 2,280,456.84 - Step 4: Simplify right side
7,398,452.36x = 25,310,301,765,259.18 - Step 5: Solve for x
x = 25,310,301,765,259.18/7,398,452.36 - Step 6: Final answer
x = 3,421,026.52
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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.