Finding the Fourth Proportional to 4,028,587.07, 5,559,449.94 and 2,193,058.62
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Solution
The fourth proportional to 4,028,587.07, 5,559,449.94 and 2,193,058.62 is: 3,026,420.78
Step by Step Solution
- Step 1: Write the proportion equation
4,028,587.07 : 5,559,449.94 = 2,193,058.62 : x - Step 2: Convert to fraction form
4,028,587.07/5,559,449.94 = 2,193,058.62/x - Step 3: Cross multiply
4,028,587.07x = 5,559,449.94 × 2,193,058.62 - Step 4: Simplify right side
4,028,587.07x = 12,192,199,613,375.48 - Step 5: Solve for x
x = 12,192,199,613,375.48/4,028,587.07 - Step 6: Final answer
x = 3,026,420.78
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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.