Finding the Fourth Proportional to 2,910,233.20, 4,365,349.80 and 2,237,609.20
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Solution
The fourth proportional to 2,910,233.20, 4,365,349.80 and 2,237,609.20 is: 3,356,413.80
Step by Step Solution
- Step 1: Write the proportion equation
2,910,233.20 : 4,365,349.80 = 2,237,609.20 : x - Step 2: Convert to fraction form
2,910,233.20/4,365,349.80 = 2,237,609.20/x - Step 3: Cross multiply
2,910,233.20x = 4,365,349.80 × 2,237,609.20 - Step 4: Simplify right side
2,910,233.20x = 9,767,946,873,698.16 - Step 5: Solve for x
x = 9,767,946,873,698.16/2,910,233.20 - Step 6: Final answer
x = 3,356,413.80
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1.5x scale
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.