Finding the Fourth Proportional to 4,445,111.88, 6,134,241.12 and 2,511,371.70
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Solution
The fourth proportional to 4,445,111.88, 6,134,241.12 and 2,511,371.70 is: 3,465,685.45
Step by Step Solution
- Step 1: Write the proportion equation
4,445,111.88 : 6,134,241.12 = 2,511,371.70 : x - Step 2: Convert to fraction form
4,445,111.88/6,134,241.12 = 2,511,371.70/x - Step 3: Cross multiply
4,445,111.88x = 6,134,241.12 × 2,511,371.70 - Step 4: Simplify right side
4,445,111.88x = 15,405,359,549,744.30 - Step 5: Solve for x
x = 15,405,359,549,744.30/4,445,111.88 - Step 6: Final answer
x = 3,465,685.45
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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.