Finding the Fourth Proportional to 1,487,588.16, 2,052,884.16 and 808,524.48
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Solution
The fourth proportional to 1,487,588.16, 2,052,884.16 and 808,524.48 is: 1,115,770.58
Step by Step Solution
- Step 1: Write the proportion equation
1,487,588.16 : 2,052,884.16 = 808,524.48 : x - Step 2: Convert to fraction form
1,487,588.16/2,052,884.16 = 808,524.48/x - Step 3: Cross multiply
1,487,588.16x = 2,052,884.16 × 808,524.48 - Step 4: Simplify right side
1,487,588.16x = 1,659,807,097,964.24 - Step 5: Solve for x
x = 1,659,807,097,964.24/1,487,588.16 - Step 6: Final answer
x = 1,115,770.58
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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.