Finding the Fourth Proportional to 3,807,878.76, 5,708,827.56 and 2,606,157.79
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Solution
The fourth proportional to 3,807,878.76, 5,708,827.56 and 2,606,157.79 is: 3,907,189.90
Step by Step Solution
- Step 1: Write the proportion equation
3,807,878.76 : 5,708,827.56 = 2,606,157.79 : x - Step 2: Convert to fraction form
3,807,878.76/5,708,827.56 = 2,606,157.79/x - Step 3: Cross multiply
3,807,878.76x = 5,708,827.56 × 2,606,157.79 - Step 4: Simplify right side
3,807,878.76x = 14,878,105,417,260.69 - Step 5: Solve for x
x = 14,878,105,417,260.69/3,807,878.76 - Step 6: Final answer
x = 3,907,189.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.