Finding the Fourth Proportional to 2,415,208.28, 3,333,302.75 and 1,558,261.49
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Solution
The fourth proportional to 2,415,208.28, 3,333,302.75 and 1,558,261.49 is: 2,150,604.30
Step by Step Solution
- Step 1: Write the proportion equation
2,415,208.28 : 3,333,302.75 = 1,558,261.49 : x - Step 2: Convert to fraction form
2,415,208.28/3,333,302.75 = 1,558,261.49/x - Step 3: Cross multiply
2,415,208.28x = 3,333,302.75 × 1,558,261.49 - Step 4: Simplify right side
2,415,208.28x = 5,194,157,297,065.24 - Step 5: Solve for x
x = 5,194,157,297,065.24/2,415,208.28 - Step 6: Final answer
x = 2,150,604.30
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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.