Finding the Fourth Proportional to 4,141,305.55, 5,702,326.77 and 4,129,348.12
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Solution
The fourth proportional to 4,141,305.55, 5,702,326.77 and 4,129,348.12 is: 5,685,862.12
Step by Step Solution
- Step 1: Write the proportion equation
4,141,305.55 : 5,702,326.77 = 4,129,348.12 : x - Step 2: Convert to fraction form
4,141,305.55/5,702,326.77 = 4,129,348.12/x - Step 3: Cross multiply
4,141,305.55x = 5,702,326.77 × 4,129,348.12 - Step 4: Simplify right side
4,141,305.55x = 23,546,892,337,402.42 - Step 5: Solve for x
x = 23,546,892,337,402.42/4,141,305.55 - Step 6: Final answer
x = 5,685,862.12
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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.