Finding the Fourth Proportional to 1,418,266.52, 2,125,628.46 and 911,478.68
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Solution
The fourth proportional to 1,418,266.52, 2,125,628.46 and 911,478.68 is: 1,366,079.64
Step by Step Solution
- Step 1: Write the proportion equation
1,418,266.52 : 2,125,628.46 = 911,478.68 : x - Step 2: Convert to fraction form
1,418,266.52/2,125,628.46 = 911,478.68/x - Step 3: Cross multiply
1,418,266.52x = 2,125,628.46 × 911,478.68 - Step 4: Simplify right side
1,418,266.52x = 1,937,465,022,891.23 - Step 5: Solve for x
x = 1,937,465,022,891.23/1,418,266.52 - Step 6: Final answer
x = 1,366,079.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.