Finding the Fourth Proportional to 4,687,567.10, 6,469,854.41 and 2,852,616.60
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Solution
The fourth proportional to 4,687,567.10, 6,469,854.41 and 2,852,616.60 is: 3,937,226.65
Step by Step Solution
- Step 1: Write the proportion equation
4,687,567.10 : 6,469,854.41 = 2,852,616.60 : x - Step 2: Convert to fraction form
4,687,567.10/6,469,854.41 = 2,852,616.60/x - Step 3: Cross multiply
4,687,567.10x = 6,469,854.41 × 2,852,616.60 - Step 4: Simplify right side
4,687,567.10x = 18,456,014,089,549.21 - Step 5: Solve for x
x = 18,456,014,089,549.21/4,687,567.10 - Step 6: Final answer
x = 3,937,226.65
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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.