Finding the Fourth Proportional to 3,574,038.84, 4,932,167.67 and 1,942,441.26
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Solution
The fourth proportional to 3,574,038.84, 4,932,167.67 and 1,942,441.26 is: 2,680,565.72
Step by Step Solution
- Step 1: Write the proportion equation
3,574,038.84 : 4,932,167.67 = 1,942,441.26 : x - Step 2: Convert to fraction form
3,574,038.84/4,932,167.67 = 1,942,441.26/x - Step 3: Cross multiply
3,574,038.84x = 4,932,167.67 × 1,942,441.26 - Step 4: Simplify right side
3,574,038.84x = 9,580,445,983,446.07 - Step 5: Solve for x
x = 9,580,445,983,446.07/3,574,038.84 - Step 6: Final answer
x = 2,680,565.72
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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.