Finding the Fourth Proportional to 4,279,595.12, 5,905,913 and 2,319,536.24
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Solution
The fourth proportional to 4,279,595.12, 5,905,913 and 2,319,536.24 is: 3,200,998.89
Step by Step Solution
- Step 1: Write the proportion equation
4,279,595.12 : 5,905,913 = 2,319,536.24 : x - Step 2: Convert to fraction form
4,279,595.12/5,905,913 = 2,319,536.24/x - Step 3: Cross multiply
4,279,595.12x = 5,905,913 × 2,319,536.24 - Step 4: Simplify right side
4,279,595.12x = 13,698,979,233,787.12 - Step 5: Solve for x
x = 13,698,979,233,787.12/4,279,595.12 - Step 6: Final answer
x = 3,200,998.89
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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.