Finding the Fourth Proportional to 4,660,189.98, 6,433,052.40 and 3,133,182.84
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Solution
The fourth proportional to 4,660,189.98, 6,433,052.40 and 3,133,182.84 is: 4,325,130.41
Step by Step Solution
- Step 1: Write the proportion equation
4,660,189.98 : 6,433,052.40 = 3,133,182.84 : x - Step 2: Convert to fraction form
4,660,189.98/6,433,052.40 = 3,133,182.84/x - Step 3: Cross multiply
4,660,189.98x = 6,433,052.40 × 3,133,182.84 - Step 4: Simplify right side
4,660,189.98x = 20,155,929,388,500.82 - Step 5: Solve for x
x = 20,155,929,388,500.82/4,660,189.98 - Step 6: Final answer
x = 4,325,130.41
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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.