Finding the Fourth Proportional to 4,190,171.08, 5,782,005.16 and 2,354,337.64
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Solution
The fourth proportional to 4,190,171.08, 5,782,005.16 and 2,354,337.64 is: 3,248,743.82
Step by Step Solution
- Step 1: Write the proportion equation
4,190,171.08 : 5,782,005.16 = 2,354,337.64 : x - Step 2: Convert to fraction form
4,190,171.08/5,782,005.16 = 2,354,337.64/x - Step 3: Cross multiply
4,190,171.08x = 5,782,005.16 × 2,354,337.64 - Step 4: Simplify right side
4,190,171.08x = 13,612,792,382,862.22 - Step 5: Solve for x
x = 13,612,792,382,862.22/4,190,171.08 - Step 6: Final answer
x = 3,248,743.82
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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.