Finding the Fourth Proportional to 4,242,585.97, 5,854,901.42 and 2,407,121.51
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Solution
The fourth proportional to 4,242,585.97, 5,854,901.42 and 2,407,121.51 is: 3,321,903.03
Step by Step Solution
- Step 1: Write the proportion equation
4,242,585.97 : 5,854,901.42 = 2,407,121.51 : x - Step 2: Convert to fraction form
4,242,585.97/5,854,901.42 = 2,407,121.51/x - Step 3: Cross multiply
4,242,585.97x = 5,854,901.42 × 2,407,121.51 - Step 4: Simplify right side
4,242,585.97x = 14,093,459,167,666.60 - Step 5: Solve for x
x = 14,093,459,167,666.60/4,242,585.97 - Step 6: Final answer
x = 3,321,903.03
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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.