Finding the Fourth Proportional to 1,461,496.58, 2,015,029.96 and 1,117,754.18
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Solution
The fourth proportional to 1,461,496.58, 2,015,029.96 and 1,117,754.18 is: 1,541,097.11
Step by Step Solution
- Step 1: Write the proportion equation
1,461,496.58 : 2,015,029.96 = 1,117,754.18 : x - Step 2: Convert to fraction form
1,461,496.58/2,015,029.96 = 1,117,754.18/x - Step 3: Cross multiply
1,461,496.58x = 2,015,029.96 × 1,117,754.18 - Step 4: Simplify right side
1,461,496.58x = 2,252,308,160,615.23 - Step 5: Solve for x
x = 2,252,308,160,615.23/1,461,496.58 - Step 6: Final answer
x = 1,541,097.11
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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.