Finding the Fourth Proportional to 3,237,202.58, 4,467,338.88 and 1,786,897.63
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Solution
The fourth proportional to 3,237,202.58, 4,467,338.88 and 1,786,897.63 is: 2,465,918.35
Step by Step Solution
- Step 1: Write the proportion equation
3,237,202.58 : 4,467,338.88 = 1,786,897.63 : x - Step 2: Convert to fraction form
3,237,202.58/4,467,338.88 = 1,786,897.63/x - Step 3: Cross multiply
3,237,202.58x = 4,467,338.88 × 1,786,897.63 - Step 4: Simplify right side
3,237,202.58x = 7,982,677,234,742.16 - Step 5: Solve for x
x = 7,982,677,234,742.16/3,237,202.58 - Step 6: Final answer
x = 2,465,918.35
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1.5x scale
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.