Finding the Fourth Proportional to 4,242,604.72, 5,854,927.30 and 2,407,140.26
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Solution
The fourth proportional to 4,242,604.72, 5,854,927.30 and 2,407,140.26 is: 3,321,928.90
Step by Step Solution
- Step 1: Write the proportion equation
4,242,604.72 : 5,854,927.30 = 2,407,140.26 : x - Step 2: Convert to fraction form
4,242,604.72/5,854,927.30 = 2,407,140.26/x - Step 3: Cross multiply
4,242,604.72x = 5,854,927.30 × 2,407,140.26 - Step 4: Simplify right side
4,242,604.72x = 14,093,631,223,203.10 - Step 5: Solve for x
x = 14,093,631,223,203.10/4,242,604.72 - Step 6: Final answer
x = 3,321,928.90
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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.