Finding the Fourth Proportional to 1,944,865.56, 2,684,062.91 and 1,073,868.21
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Solution
The fourth proportional to 1,944,865.56, 2,684,062.91 and 1,073,868.21 is: 1,482,020.09
Step by Step Solution
- Step 1: Write the proportion equation
1,944,865.56 : 2,684,062.91 = 1,073,868.21 : x - Step 2: Convert to fraction form
1,944,865.56/2,684,062.91 = 1,073,868.21/x - Step 3: Cross multiply
1,944,865.56x = 2,684,062.91 × 1,073,868.21 - Step 4: Simplify right side
1,944,865.56x = 2,882,329,832,689.09 - Step 5: Solve for x
x = 2,882,329,832,689.09/1,944,865.56 - Step 6: Final answer
x = 1,482,020.09
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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.