Finding the Fourth Proportional to 1,551,320.92, 2,326,981.46 and 486,448.75
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Solution
The fourth proportional to 1,551,320.92, 2,326,981.46 and 486,448.75 is: 729,673.15
Step by Step Solution
- Step 1: Write the proportion equation
1,551,320.92 : 2,326,981.46 = 486,448.75 : x - Step 2: Convert to fraction form
1,551,320.92/2,326,981.46 = 486,448.75/x - Step 3: Cross multiply
1,551,320.92x = 2,326,981.46 × 486,448.75 - Step 4: Simplify right side
1,551,320.92x = 1,131,957,222,490.18 - Step 5: Solve for x
x = 1,131,957,222,490.18/1,551,320.92 - Step 6: Final answer
x = 729,673.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.