Finding the Fourth Proportional to 837,938.44, 1,157,521.35 and 806,829.67
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Solution
The fourth proportional to 837,938.44, 1,157,521.35 and 806,829.67 is: 1,114,547.95
Step by Step Solution
- Step 1: Write the proportion equation
837,938.44 : 1,157,521.35 = 806,829.67 : x - Step 2: Convert to fraction form
837,938.44/1,157,521.35 = 806,829.67/x - Step 3: Cross multiply
837,938.44x = 1,157,521.35 × 806,829.67 - Step 4: Simplify right side
837,938.44x = 933,922,568,838.46 - Step 5: Solve for x
x = 933,922,568,838.46/837,938.44 - Step 6: Final answer
x = 1,114,547.95
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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.