Finding the Fourth Proportional to 3,772,203.35, 5,658,306.84 and 1,247,858.60
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Solution
The fourth proportional to 3,772,203.35, 5,658,306.84 and 1,247,858.60 is: 1,871,788.50
Step by Step Solution
- Step 1: Write the proportion equation
3,772,203.35 : 5,658,306.84 = 1,247,858.60 : x - Step 2: Convert to fraction form
3,772,203.35/5,658,306.84 = 1,247,858.60/x - Step 3: Cross multiply
3,772,203.35x = 5,658,306.84 × 1,247,858.60 - Step 4: Simplify right side
3,772,203.35x = 7,060,766,823,441.29 - Step 5: Solve for x
x = 7,060,766,823,441.29/3,772,203.35 - Step 6: Final answer
x = 1,871,788.50
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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.